Correct option is A
The correct answer is (a) Rohan Bopanna
In 2023, Rohan Bopanna became the oldest player to win an ATP Masters 1000 title. He achieved this remarkable feat at the Indian Wells Masters, often referred to as the BNP Paribas Open, which is one of the most prestigious events outside the four Grand Slams in tennis. Bopanna, along with his doubles partner Matthew Ebden, clinched the title, marking a significant milestone not only in his career but also in tennis history.