The correct answer is D. Rajat Chauhan.
Virender Singh, Vinesh Phogat, and Amit Kumar are all Indian wrestlers who received the Arjuna Award in 2016. Rajat Chauhan is an Indian wrestler who did not receive the Arjuna Award in 2016.
Virender Singh is an Indian freestyle wrestler who competes in the 74 kg category. He is a two-time Commonwealth Games gold medalist and a two-time Asian Games silver medalist. He won the Arjuna Award in 2016.
Vinesh Phogat is an Indian freestyle wrestler who competes in the 48 kg category. She is a two-time Commonwealth Games gold medalist and a two-time Asian Games bronze medalist. She won the Arjuna Award in 2016.
Amit Kumar is an Indian freestyle wrestler who competes in the 57 kg category. He is a two-time Commonwealth Games silver medalist and a two-time Asian Games bronze medalist. He won the Arjuna Award in 2016.
Rajat Chauhan is an Indian freestyle wrestler who competes in the 65 kg category. He is a two-time Commonwealth Games bronze medalist and a two-time Asian Games bronze medalist. He did not receive the Arjuna Award in 2016.