<span> a) redundant I think not so sure get a second answer just to be sure</span>
The correct answer is
<span>B. (13) What have they accomplished so far
This sentence is a question that begs for the answer of what they have managed to do form the organization's founding up until now. That's why it needs to have a question mark at the end. It even has "what" which is one of the 5Ws of questions asking.</span>
Answer:
B: Research a subject that interests you
Explanation:
You are more likely to have a well written paper and better evidence to use in your paper if you are interested in what you are researching.