Answer:
The purposes of the two passages are different. The first passage is biographical and contains quotes that reflect Grady's feelings about Reconstruction. The second passage is a personal essay which directly states the author's feelings about Reconstruction.
Explanation:
In relating to behavior, normal means ordinary. Someone who displays normal (and usually healthy) behavior like the majority of people. Abnormal behavior is just the opposite.
For example: Person A sees a poisonous snake. They get away from the snake in fear. This person has normal behavior. Person B sees the same snake. They get on the ground and play with the snake. This person has abnormal behavior.
It is important to tell a family members about a disability so that they are more knowledgeable about the subject it can help them Understand other ppl more
Maybe it's because not everyone can cope with each other after such a long time. Maybe not everyone has great social skills after living together for awhile.