It was an act of sanity, as the author had experienced this event herself. she portrays this through the narrator, she writes it to show the public what she went through,the way she lost her sanity. This is my opinion on this,I hope you do get this correct!
The answer is A. He is clearly no match for Olivia in terms of temperament or social status.
For the best answer i would go with D
Hope this helps ;)
Turkey's is the possessive noun