This piece make use of values. Due to the use of lights and darks on the piece, certain lines may have more emphasis than others, thus creating movement in the piece. This piece does not have a subject matter, because it seems to be more focused on formalism due to its wide use of elements and principles of design. This piece does not have content.
Answer:
They should look at what they have, look at their hobbies and see what they can do together, if they cant find anything then they should try and see what they can find or observe
An accent
Have a great day!