Correct Answer:
Option A - Morar ji Desai was the oldest person to hold the office of Prime Minister at the age of 81 in the history of Indian politics who served as the 4th Prime Minister of India between 1977 and 1979 leading the government formed by the Janata Party.
A. Morar ji Desai was the oldest person to hold the office of Prime Minister at the age of 81 in the history of Indian politics who served as the 4th Prime Minister of India between 1977 and 1979 leading the government formed by the Janata Party.