When accessing AWS S$3$ with a new IAM user who has been granted full access to EC$2$ only, what error message would you expect to receive?

a$.$

"Error $404$: Bucket not found."

b$.$

"Access Denied: You do not have permission to perform this action."

c$.$

"You have reached your storage limit for this account."

d$.$

"You don$$t have permissions to list buckets."