The Upanishads are a series of books devoted to

A. Yoga

B. Social law

C. Religious rituals

D. Philosophy

Answer: Option D

Solution(By Examveda Team)

Upanishads are religious and philosophical treatises, forming part of the early Indian Vedas. The preceding portions are the Mantras, or Hymns to the Vedic gods, and the Brahmaṇas, or directories on and explanations of the sacrificial ritual.