Yea it's A. You're good :)
It would help a lot if you gave us the excerpt and which sentences the question is talking about.
Answer:
The speaker wonders what happens to a deferred dream. He wonders if it dries up like a raisin in the sun, or if it oozes like a wound and then runs. It might smell like rotten meat or develop a sugary crust.
Explanation:
I'm not sire what sentence it is though.
For example if adding 9 + 9 you would take whatever needed from the second number to fill the first number (In this case being one, to have 10 + 8) and replace the 0 with the second number (In this case being 18)
Answer:
dermatologist works with skin