The right answer for the question that is being asked and shown above is that: "D.Before visiting Italy, I read the book "The Italians" by Luigi Barzini." the sentence that uses italics correctly is that D.Before visiting Italy, I read the book "The Italians" by Luigi Barzini.
Answer:
I think 1 would be ensure and 2 would be citing ... not sure ...
Explanation: