The correct answer should be A. people and E. ruler
Great is an adjective, Montezuma and Aztec are proper nouns, while people and ruler are common nouns.
The answer is B.
Charley noting/remembering the way Mr.Taft went is an implication that he will eventually have to remember the direction so he can follow him.
Answer:
I think this is a bad idea.
Explanation:
It's a bad idea because its not smart to carry a heater around. It can catch on fire or you can burn yourself. It depends on what size and type it is.