Whose birthday is being celebrated as National Unity Day (Rashtriya Ekta Diwas) in India?
[A]Indira Ghandi
[B]Sardar Vallabhbhai Patel
[C]P V Narasimha Rao
[D]Jawaharlal Nehru

Sardar Vallabhbhai Patel
Rashtriya Ekta Diwas (National Unity Day) is celebrated to pay tribute to Patel, who was instrumental in keeping India united. It is to be celebrated on 31 October every year as annual commemoration of the birthday of the Iron Man of India Sardar Vallabhbhai Patel, one of the founding leaders ofRepublic of India.