It would be A because it’s possessive
Pretest doesn't belong because it doesn't have to do with cooking
In "To a Poor Old Woman," the plums represent the simple joys of life, which are available to anyone.
In this poem, the narrator observes a “poor old woman” eating plums from a paper bag, which makes him think about its taste. He knows that plumps are not really expensive neither extraordinary, and that's why he supposes that the woman is poor, since she seems not to have eaten plums in a long time.
This represents a joy of life for her, while for other people it's something normal.
Answer:
It describes why the author writes about the events and their causes.
Explanation:
The author explains the reason why he began writing about Yellow Fever. The book by John H. Powell, which he read some six years ago was an eye-opener to him.
The book made details about the Philadelphia epidemic more real to him and so, he decided to begin writing about the plague. He, and many other writers referenced Powell in their works.