a) Fruitive activities, austerities & charity
b) Austerities, philosophical knowledge, renunciation & charity
c) Austerities, renunciation, mystic yoga, fruitive activities & charity
d) Austerities, renunciation, mystic yoga, fruitive activities, philosophical knowledge & charity
The correct answer is
d) Austerities, renunciation, mystic yoga, fruitive activities, philosophical knowledge & charity