The correct answer is that this group of words is a sentence. It is a complete sentence, regardless of its shortness and lack of subject. It is an imperative sentence, not a fragment.
Answer:
B. Cymbeline
Explanation:
I know that out of all of these B is the latest play he made
---------------------------------------------
Dates of the plays:
Titus andronicus - 1594
The comedy of errors - 1595
Othello - 1622
Cymbeline - 1623