Explanation

Novak Djokovic is the correct answer because he won the Wimbledon Men's Singles Title in a recent year (assuming this MCQ refers to his most recent win or a specific context not provided). Roger Federer might have won it, but C is marked as correct. Rafael Nadal has also won it, but B is incorrect for the current question. Alexander Zverev may have played, but D is incorrect because he did not win the title in this instance.