In which of the following years, did Subhas Chandra Bose refer to Mahatma Gandhi as the “Father of the Nation”?

Correct option is B

Subhas Chandra Bose referred to Mahatma Gandhi as the “Father of the Nation” in the year 1944.
Subhas Chandra Bose referred to Mahatma Gandhi as the “Father of the Nation” in a radio address on July 6, 1944. This was during World War II, when Bose was leading the Indian National Army (INA) in exile from Southeast Asia. In his address, Bose praised Gandhi for his leadership of the Indian independence movement and called on Indians to continue fighting for their freedom.