What is a set of informal rules about behavior?

law
etiquette
value
moral

(this is actually for photography class)

In the story "a very old man with enormous wings", why does the young girl get changed into a spider?

Which generalization does the speaker make in the last stanza of to a louse? a) our main source of power comes from living blunder-free lives b) sometimes the best gifts come in the form of little creatures c) seeing ourselves as others see us would free us from blundering

Respect for the environment means a: loving trees and animals b: not drinking out of streams c: making as little impact as possible on wilderness areas d: only using resources that are high in supply