Question configuration for a Categorical Choice evaluation.
**Signature:**
```typescript
export declare interface ChoiceQuestion
```
## Properties
| Property | Modifiers | Type | Description |
|---|---|---|---|
| [criteria](https://developers.google.com/edge/api/mediapipe/js/tasks-decision.choicequestion.md.txt#choicequestioncriteria) | | Record\ | Map of choice keys to descriptive phrases or criteria. |
| [options](https://developers.google.com/edge/api/mediapipe/js/tasks-decision.choicequestion.md.txt#choicequestionoptions) | | ClassifierOption\[\] | Ordered list of candidate options with `{ label, description }`. Can be provided instead of or alongside `criteria`. |
| [temperature](https://developers.google.com/edge/api/mediapipe/js/tasks-decision.choicequestion.md.txt#choicequestiontemperature) | | number | Softmax temperature override (\> 0.0). When unset or \<= 0, the model's calibrated temperature is used. |
| [instructions](https://developers.google.com/edge/api/mediapipe/js/tasks-decision.choicequestion.md.txt#choicequestioninstructions) | | string | Optional task instruction prompt for the model. |
| [context](https://developers.google.com/edge/api/mediapipe/js/tasks-decision.choicequestion.md.txt#choicequestioncontext) | | string | Optional domain or schema context prepended to instructions. |
| [scoringMode](https://developers.google.com/edge/api/mediapipe/js/tasks-decision.choicequestion.md.txt#choicequestionscoringmode) | | number | Scoring mode (0=SCORING_AUTO, 1=SCORING_SINGLE_TOKEN, 2=SCORING_FULL_OPTION). Defaults to 0 (SCORING_AUTO). |
| [normalizePrior](https://developers.google.com/edge/api/mediapipe/js/tasks-decision.choicequestion.md.txt#choicequestionnormalizeprior) | | boolean | Subtracts the memoized empty-context ("\[None\]") prior distribution in log-probability space to eliminate positional or label bias. |
| [imageBytes](https://developers.google.com/edge/api/mediapipe/js/tasks-decision.choicequestion.md.txt#choicequestionimagebytes) | | Uint8Array | Optional raw encoded image bytes (PNG, JPEG, WebP, or TGA) for the context. |
| [audioSamples](https://developers.google.com/edge/api/mediapipe/js/tasks-decision.choicequestion.md.txt#choicequestionaudiosamples) | | Float32Array | Optional mono 16kHz PCM audio samples in \[-1.0, 1.0\] for the context. |
## ChoiceQuestion.criteria {#choicequestioncriteria}
Map of choice keys to descriptive phrases or criteria.
**Signature:**
```typescript
criteria?: Record;
```
## ChoiceQuestion.options {#choicequestionoptions}
Ordered list of candidate options with `{ label, description }`. Can be provided instead of or alongside `criteria`.
**Signature:**
```typescript
options?: ClassifierOption[];
```
## ChoiceQuestion.temperature {#choicequestiontemperature}
Softmax temperature override (\> 0.0). When unset or \<= 0, the model's calibrated temperature is used.
**Signature:**
```typescript
temperature?: number;
```
## ChoiceQuestion.instructions {#choicequestioninstructions}
Optional task instruction prompt for the model.
**Signature:**
```typescript
instructions?: string;
```
## ChoiceQuestion.context {#choicequestioncontext}
Optional domain or schema context prepended to instructions.
**Signature:**
```typescript
context?: string;
```
## ChoiceQuestion.scoringMode {#choicequestionscoringmode}
Scoring mode (0=SCORING_AUTO, 1=SCORING_SINGLE_TOKEN, 2=SCORING_FULL_OPTION). Defaults to 0 (SCORING_AUTO).
**Signature:**
```typescript
scoringMode?: number;
```
## ChoiceQuestion.normalizePrior {#choicequestionnormalizeprior}
Subtracts the memoized empty-context ("\[None\]") prior distribution in log-probability space to eliminate positional or label bias.
**Signature:**
```typescript
normalizePrior?: boolean;
```
## ChoiceQuestion.imageBytes {#choicequestionimagebytes}
Optional raw encoded image bytes (PNG, JPEG, WebP, or TGA) for the context.
**Signature:**
```typescript
imageBytes?: Uint8Array;
```
## ChoiceQuestion.audioSamples {#choicequestionaudiosamples}
Optional mono 16kHz PCM audio samples in \[-1.0, 1.0\] for the context.
**Signature:**
```typescript
audioSamples?: Float32Array;
```