You need to create a policy and apply it for just an individual user.

Options A and B are incorrect since you need to add an inline policy just for the user

Option C is invalid because you don't assign an IAM role to a user

The IAM Documentation mentions the following

An inline policy is a policy that's embedded in a principal entity (a user, group, or role)—that is, the policy is an inherent part of the principal entity. You can create a policy and embed it in a principal entity, either when you create the principal entity or later.

For more information on IAM Access and Inline policies, just browse to the below URL:

https://docs.IAM.amazon.com/IAM/latest/UserGuide/access

The correct answer is: Add an inline policy for the user Submit your Feedback/Queries to our Experts