Well, this is tricky, he puts faith into reason. Almost like cause and effect. So he'll give reasons that back up his faith. And faith that is backed up by reason, get it?
Answer:
Paul Revere's friend will send a secret signal to inform him of the British army's plan.
A legend is a caption, a title or brief explanation appended to an article, illustration, cartoon, or poster.
A key is an explanatory list of symbols used in a map, table, etc.
Analogy compares two things directly and do not use the words "like" or "as"
Only Metaphor uses "like" or "as"
Hyperbole is like an exaggeration.