The answer, in my opinion, is the second sentence, "The coach who is an expert in the sport explained the revised rules to us". Here, the "Who is an expert", is presumably the nonessential clause.
In this fog, the drivers can't see very _well_
answer: Well
because it sounds smoother and feels like its better grammar than (good)
The answer is
Derek Jeter notched his 3,000th hit at age
thirty-seven. in the bronx at yankee stadium in 2011.
<span>This is the best choice because there is minimal
use of commas and conjunctions, and the thought is stated systematically.</span>
The answer is A. You do not want to overdo the information you are giving, so you should limit it to one paragraph. <span />