“Is it necessary to take coaching for the anthropology optional subject in the UPSC?”

The answer is yes. It is necessary to take online coaching for anthropology optional in the UPSC MAINS exam. You can prepare for anthropology on your own with the help of books from known authors. But it is recommended to check out Sapiens IAS as it is the best UPSC Anthropology Coaching Institute in India.

https://www.sapiensias.in/upsc-anthropology-optional-coaching/