C. It is the only opinionated answer that needs to be cited.
Answer : Both work
Explanation : When you are citing you can both or you can use one, when you are done you can run it through grammarly.
Answer:
1. forgave
2. affairs
3. enroll
4. Even if
5. improve
6. punctual
7. repaired
8. empty
9. muddy
10. hang
11. jobs
12. support
16. fined
13. harmful
14. nephew
15. fit
17.? (I'm going to guess economic)
18. materialistic
19.tolerate
20. dispose
21. biased
22. cottage
23. evidence
24. votes
25. conflict
26. diagnosis
27. events
28. pessimistic (you had that there so I'm going to assume that's the only option)
B.) That he had fathered a son instead of a daughter