Good Idea, Bad Idea Compilation

This video is shows several Good Idea, Bad Idea segments from the childrens television cartoon Animaniacs.

The first scene explains that while it is a good idea to toss a penny into a fountain and make a wish, it is a bad idea to toss your cousin, Penny, into the fountain and make a wish. Assume that tossing your cousin into the fountain would actually bring luck in making your wish come true.

What decision would children in each level and stage of Kohlbergs moral reasoning make?