We are told the friends are sitting in a row facing north. That means left and right are from the observer's point of view (left to right on paper).
Clues:
Final arrangement (left to right):
Charan (1), Arjun (2), Divya (3), Bhavna (4), Esha (5)
So, the person to the immediate left of Arjun is Charan.
The National Emblem of India has been adopted from the capital of King _______ which was situated in _______.