Should I color this or leave it how it is and just add some water details? She said there needs to be details in the background and coloring is optional. (For art we had to choose from one of the options my teacher gave us, I chose the "Shark eating a cupcake".

Oh i love it, You should do other fish in the background. I think you should color to make it more realistic.

Explanation:

It is amazing, dont let others bring you down, friend. Keep making amazing artwork!

right of the table i believe

personally, i think the games do because it's actually them controlling it. this might cause them to think it's okay to do it for real. as for animated movies i think they are mostly fine because they're animated. also, animation has come a long way causing animated movies to become more real but 30 years ago this wouldn't be as big of a problem as today.