A. The user should attach an IAM role with DynamoDB access to the EC2 instance
B. The user should create an IAM user with DynamoDB access and use its credentials within the application to connect with DynamoDB
C. The user should create an IAM role, which has EC2 access so that it will allow deploying the application
D. The user should create an IAM user with DynamoDB and EC2 access. Attach the user with the application so that it does not use the root account credentials

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