D!
onomatopoeia: the formation of a word from a sound associated with what is named
In research papers, visuals should be a, carefully chosen to contribute to the document's purpose. If you want to use visual aids for your research paper, they should directly relate to the topic and be appropriate. Visual aids are important because they add more understanding to your topic. Hope this helps.
C ) because logic is your reasoning and inside of an argument you are speaking / going off of what you know to persuade a person or more people to think that the point you are trying to prove is right after all