The Indian Air Force was established on:

Correct option is A

The Indian Air Force was officially established on 8 October 1932. 
· The first operational squadron came into being in April 1933. However, it was only after the participation in World War II, that the Air Force in India came to be known as the Royal Indian Air Force.
· The Indian Air Force (IAF) is the air arm and a crucial organ of the Indian armnied forces which plays a vital role in the wars fought by the country. Its primary mission is to secure Indian airspace and conduct aerial activities during armed conflicts within nations.
· The current CAS is Air Chief  Marshal Vivek Ram Chaudhari.
·   Air Marshal Ashutosh Dixit took over as the Deputy Chief of the Air Staff.
· Army day is celebrated on 15 January every year in India.
· K.M. Cariappa took over as the first Commander-in-Chief of the Indian Army.
· Manoj Pande is the current General of the Indian Army or Chief of the Army Staff 
· Navy Day is celebrated in India each year on December 4.
· The current CNS is Admiral Dinesh Kumar Tripathi