211. According to this verse Krishna was ready to become Arjuna’s charioteer because?

a) Krishna was a friend of Arjuna.
b) Krishna was a friend of the Supreme Lord.
c) Arjuna is the son of Prtha, the sister of His father Vasudev.
d) Arjuna requested him.

The correct answer is
c) Arjuna is the son of Prtha, the sister of His father Vasudev.