Correct Answer: (c) Worship of nature and yajnas
Note: The religion of early Vedic Aryans was mainly related to worship of the nature and performing of Yajnas. The Aryans in the early Vedic period described life as manifestation of nature. Worship of different forces of nature formed a part of their religious belief. They believed that some divine power works behind the objects of nature such as fire, wate, wind, etc.