Because Gilgamesh succeeds in such a challenging, frightening task, he proves himself to be notably strong and brave.
Explanation:
The point is supposed to point out that Gilgamesh is strong and brave, and key words in the answer is "strong and brave". The illustration proves the point because Gilgamesh is <em>being </em>strong and brave in the illustration, since he conquers Humbaba and merely proves his strength and bravery, proving the point correct.
the answer would be c in one act play the character are introduced quickly, without much depth or layer because there is limited time to introduced character.
