Which words would be most likely to appear in a science paper a) symbolism b) personification c) atom d) quadrilateral

According to stephen hawking in the "origin of the universe" lecture, "why are we here" and "where did we come from" are questions that

Provide at least two quotes from the play romeo and juliet to show that the characters’ differences did or did not define them.

What do technical writers need to do when using an image?