Quotations add emphasis to ideas, so A is out. If quotations add emphasis to ideas then they also add strong support to claims therefore C is out. Quotations add credibility to writing as well so D is out. Therefore B is the right answer, you would not include direct quotations in a story to add length to a boring story.
An apostrophe is used to signify ownership. To figure out whether or not the apostrophe is used correctly look at these examples:
My mom's dog is adorable. Correct Use of apostrophe
(Who owns the dog? Answer: Mom owns the dog. The apostrophe shows her ownership.)
Dog's are so adorable. Incorrect use of apostrophe. (The dog isn't owning anything or has possession of anything so the use of the apostrophe here is incorrect.)
Answer:
their
Explanation:
its referring to everyone so the answer would be their