A Company Requires All Data That Is Stored in Amazon

Multiple Choice

A company requires all data that is stored in Amazon DynamoDB tables to be encrypted at rest with keys that are managed by the company. How can a developer meet these requirements WITHOUT changing the application?

A) Use the AWS Encryption SDK to encrypt items before insertion.
B) Enable table-level encryption with an AWS managed customer master key (CMK) .
C) Use AWS Certificate Manager (ACM) to create one certificate for each DynamoDB table.
D) Import key material in DynamoDB, and enable table-level encryption.