C. He becomes increasingly wary of his ability to scientifically defy morality.
Well here is an idea you can write a summary about the author and about the poem
Answer:
Since I don't know the context your putting the word in I'll give you all of the meanings
1: the state or fact of being completely destroyed or obliterated.
2: the act of annihilating something or the state of being annihilated
Have a good day! <3
The idea for national day to focus on the environment came to Earth Day