The six district school of Indian philosophy Sankhya, Yoga, Nyaya, Vaishasika, Mimansa, Vedanta became fully articulated during the
(a) Vedic ** (b) Maurya ** (c) Buddha ** (d) Gupta **
(d) The six district school of Indian philosophy Sankhya, Yoga, Nyaya, Vaishasika, Mimansa, Vedanta became fully articulated during the Gupta **.