Explanation:

To complete the code for uploading company data using the Chat playground and ensuring that the chatbot uses the data to answer user questions, let's go through the given options and select the appropriate ones.
Code Breakdown
* Options Initialization: The first part initializes the options for the chat completions.
* Messages: This contains the chat message from the user.
* Azure Extensions Options: This includes the configuration for Azure Cognitive Search.
Filling in the Blanks
* Options Initialization:
* The correct initialization for chat completions is ChatCompletionsOptions().
* Extensions Configuration:
* The correct configuration for Azure Cognitive Search extensions is
AzureCognitiveSearchChatExtensionConfiguration.
Here is the complete code:
var options = new ChatCompletionsOptions()
{
Messages =
{
new ChatMessage(ChatRole.User, "What are the differences between Azure Machine Learning and Azure AI services?"),
},
AzureExtensionsOptions = new AzureChatExtensionsOptions()
{
Extensions =
{
new AzureCognitiveSearchChatExtensionConfiguration
{
SearchKey = new AzureKeyCredential(searchKey),
IndexName = searchIndex,
}
}
}
};
* ChatCompletionsOptions():
* This initializes the chat completions options, which is necessary for the chat to function correctly.
* AzureCognitiveSearchChatExtensionConfiguration:
* This configures the extension for Azure Cognitive Search, which allows the chatbot to use the uploaded company data to answer user questions.
Final Selection:
* For Options Initialization: ChatCompletionsOptions()
* For Extensions Configuration: AzureCognitiveSearchChatExtensionConfiguration These selections ensure that the chatbot is properly configured to use Azure Cognitive Search with the given search key and index name to answer questions based on the uploaded company data.