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