Answer:
I agree that insanity is a matter of perception. I think this because if someone is considered insane, they say and do things that don't seem logical to others. They're actions do not seem logical because we are not perceiving how they are.
Answer: She/Practice
Explanation: It’s She/Practice because it fits the subjunctive mood. Plus I just got it right on my class
The author's purpose is to give an example of a disadvantage or unfairness between being colored or being white and make the reader more sympathetic to the circumstance.
It appears to be talking about ageing so I would say B