Rajiv Gandhi Khel Ratna award for the year 2007 has been given to:

Abhinav Bindra
Chetan Anand
Mahendra Singh Dhoni
Sania Mirza

The correct answer is (a) Abhinav Bindra.

Abhinav Bindra is an Indian former sport shooter. He is the only Indian individual gold medalist at the Olympics, winning the gold medal in the 10-metre air rifle event at the 2008 Summer Olympics in Beijing. He is also the first Indian shooter to win a gold medal at the World Championships, winning the gold medal in the 10-metre air rifle event at the 2006 ISSF World Shooting Championships in Zagreb.

Chetan Anand was an Indian film director, screenwriter, and producer. He is best known for his films Hum Hindustani (1959), Guide (1965), and Satyakam (1969). He was awarded the Padma Shri in 1971 and the Padma Vibhushan in 1992.

Mahendra Singh Dhoni is an Indian former international cricketer who captained the Indian national team in limited-overs formats from 2007 to 2017 and in Test cricket from 2008 to 2014. He is the only captain to have won all three ICC trophies—the 2007 ICC World Twenty20, the 2011 ICC Cricket World Cup, and the 2013 ICC Champions Trophy. He is also the only captain to have led India to victory in all three formats of international cricket.

Sania Mirza is an Indian professional tennis player. She is the first Indian woman to win a Grand Slam title in singles, doubles, and mixed doubles. She has won six Grand Slam titles in doubles, five of which have been in women’s doubles with Martina Hingis. She has also won three Grand Slam titles in mixed doubles, two of which have been with Mahesh Bhupathi.