71.
The answer is: D
Explanation
The correct option is D: Sukhoi.
President Pratibha Patil flew in a Russian made Sukhoi-30 MKI fighter jet aircraft from the Lohegaon air force base in Pune on November 25, 2009. She became the first woman head of state to fly in a frontline, multi-role fighter jet aircraft and the oldest woman to fly in a warplane. She flew at a speed of about 0.9 Mach, which is few notches below the supersonic levels, and at a height of 2.2 km. She said that she decided to fly in the Sukhoi to boost the morale of the Indian Air Force, of which she is the supreme commander.