Lending a hand to one another person....helping
Big to small
real gun vs nerf gun
job vs chores
The answer to your problem is C.
A research paper is fact and nothing but the fact. A research paper is just giving information about a topic. However, rhetorical questions are used to persuade the reader to believe or agree with something, mainly in a discursive essay; but in a research paper, you aren't persuading, you are educating.
