The approach to moral development consists of identifying different ways one can behave in situations that will benefit oneself without harming others.

I'm 99.99% sure that the correct answer to your question is "utilitarian" think of as like "utility" 

Hope this helps answer your question

Julia would be observing a. static electricity was caused by her sweater rubbing against her shirt and transferring electrons. she didn't touch anything metal, so that would cancel out b.she most likely didn't rub her sweater against her hair either, so that cancels out c.she also didn't scoot across the carpet while trying to take her sweater off, that cancels out d.so that leaves a.a. is correct.