Answer: Ajnana
Notes: Ajnana is one of the nastika or "heterodox" schools of ancient Indian philosophy, and the ancient school of radical Indian skepticism. Ajnana is one of the nastika or "heterodox" schools of ancient Indian philosophy and radical skepticism. All of our knowledge of the Ajnana come from the Buddhists and Jain sources. Its propounder was Sañjaya Belatthiputta, who lived around the 7th-6th century BC in Magadha and was contemporaneous with Mahavira, Makkhali Gosala and the Buddha, and was a proponent of the ajñana school of thought.
