What does the "Server Side Encryption&quot…

What does the “Server Side Encryption” option on Amazon S3 provide?

A.
It provides an encrypted virtual disk in the Cloud.

B.
It doesn’t exist for Amazon S3, but only for Amazon EC2.

C.
It encrypts the files that you send to Amazon S3, on the server side.

D.
It allows to upload files using an SSL endpoint, for a secure transfer.