You can find some useful tips via the Internet. Try to describe your friendship by one word and. I think you should write the most interesting events with you and your friends. Write why do think he's your best friend. But you should focus on interesting things. So it would be good if you write something funny about you and your friend.
The answer is D; extremely thin as a result of starvation
From top to bottom:
4, 9, 1, 6, 8, 2, 7, 3, 5.