Which of the Following Are AWS Security Best Practices for Using

Which of the following are AWS security best practices for using AWS Identity and Access Management (IAM) to manage an AWS account root user? (Choose two.)

A) Set up multi-factor authentication (MFA) for the root user.
B) Remove all IAM policies from the root user.
C) Delete the root user access keys.
D) Use the root user for daily tasks.
E) Assign a read-only access policy to the root user.