I need to know some good riddles. Can you help me out?

What function should you choose if you want to make a copy of a digital image file to back it up? a) save b) copy c) save as d) all of the above

Why is it so important for art critics to get their reviews published by the media? a. unpublished critics can work only in art galleries, not museums, b. people must be published before they can be accepted into programs to study how to become art critics. o c. once critics' reviews have been published, critics no longer have to promote themselves to become known, o d. if no one has heard of them, no one will care what they have to say about art.

In the artwork "that gentleman" by andrew wyeth what colors are present in the painting?