Okay the main difference is "power" is what they can do, "Authority" is was power they already have.
The Indian subcontinent is a southern region and peninsula of Asia, mostly situated on the Indian Plate and projecting southwards into the Indian Ocean from the Himalayas. So yes, it is part of Asia.
The answer is rice hope this helps
~The people~
In both Direct and Representative Democracy, the people are the source or authority.