The first one would be the right answer.
Answer:
carte blanche
Explanation:
The meaning of carte blanche is total freedom to do what you want, or what you think is best. So, since he was so famous, they let him have complete control on how to design the mural.
Hope this helps!
Answer:
C) The narrator does not understand his own madness and insanity
Answer: A
Explanation: Example 1 is not predicting future snowfall and isn't showing how snowfall affects people's daily lives emotionally. So B and C are out and Example 2 does not explain anything about what needs to be done. So D is out as well.