The Ninth Schedule was introduced in the Constitution of India during the prime ministership of
- Jawaharlal Nehru
- Lal Bahadur Shastri
- Indira Gandhi
- Morarji Desai
The first amendment to the Indian Constitution added the Ninth Schedule to it. It was introduced by the Nehru Government, on 10 May 1951 to address judicial decisions and pronouncements especially about the chapter on fundamental rights.
Nehru was also very clear on the purpose behind the first amendment. The state wanted to pursue nationalisation, take away lands from the zamindars, re-distribute them, and make special provisions for the socially and economically backward.
The correct option is A.