S Radhakrishnan - General awareness questions on current affairs

1)   In the memory of which personality, Prime Minister Narendra Modi on 4th Sep’15 released two commemorative coins of Rs 125 and Rs 10?

a. Dr. Sarvepalli Radhakrishnan
b. Dr. APJ Abdul Kalam
c. Pt. Jawahar Lal Nehru
d. Sarojni Naidu
Answer  Explanation 

ANSWER: Dr. Sarvepalli Radhakrishnan

Explanation:
On 4th Sep’15 Prime Minister Narendra Modi released two commemorative coins of Rs 125 and Rs 10 in the memory of former President Sarvepalli Radhakrishnan.