It should be B, sensory description is such an important detail in writings of all sorts, personal essays and fictional writings included.
I am fairly certain the answer you are looking for is false. Hope this helps
Print dictionaries offer guide words at the top of each page in alphabetical order to give you some hints on whether or not you're on the right track in looking for your word.
16.=D.
17.=1.
18.=Please show the last option!
The answer is B) 6 because it doesn't have anything to do with the phalanx, which is what the passage mainly focuses on.