Answer:
6) c
7) c or b I would go with c if it was me
Explanation:
Answer: We know for sure that there is an established relationship between Casey and Mabel.
Explanation: "She has met Mabel, a kind elderly blind lady who has asked Casey to spend an hour each day helping her around the house".
The answer is repair because repairs would be in a sentence like we made 15 repairs in one day.