You are developing a Java application to be deployed in Azure. The application stores sensitive data in Azure Cosmos DB. You need to configure Always Encrypted ...

You are developing a Java application to be deployed in Azure. The application stores sensitive data in Azure Cosmos DB.
You need to configure Always Encrypted to encrypt the sensitive data inside the application.
What should you do first?

A. Create a new container to include an encryption policy with the JSON properties to be encrypted. B. Create a customer-managed key (CMK) and store the key in a new Azure Key Vault instance. C. Create a data encryption key (DEK) by using the Azure Cosmos DB SDK and store the key in Azure Cosmos DB. D. Create an Azure AD managed identity and assign the identity to a new Azure Key Vault instance.