Given here are four sentences. The first sentence is in the correct order, while the rest of the sentences are jumbled. Pick the option that gives the correct order.

A. Radio broadcasting began privately in 1927 but became a monopoly of the colonial government in 1930. 

B. In 1936 it was given its current name, All India Radio, and since 1957 it also has been known as Akashvani.

C. After 1957, the union government provides radio service throughout the country via hundreds of transmitters

D. Television was introduced experimentally by Akashvani in 1959, and regular broadcasting commenced in 1965.