Answer:
I'm guessing based off of the answers what word is intended to highlighted in the original question as you didn't highlight them in your questions. if I'm wrong then...My apologies. LOL
1. C, out of date
2. C, hidden
3. C, rude
4. D, stubbornly
5. A, obvious
6. A, enraged
7. D, unassuming
8. B, naïve
9. A, required
10. C, thorough
11. D, unclear
12. D, llively
13. B, periodic.
14. A, shared
15. D, expand
16. B, bothered
17. C, crucial point
18. A, fearful - Timid
D, disbelieving - Incredulous
19. C, competent
20. A, provisional
21. A, ugly picture? If the word in question is unpleasant this is the closest option.
B, substituted word? If the word in question is euphemism this isn't super accurate at all but it's close, sort of.
22. A, ease
23. C, calls up
24. A, accelerate
25. B, credible
26. C, surmised
27. D, non-negotiable demand
28. A, delicate
29. B, indifferent.
The question for 30 isn't shoing in full on my screen, I can't answer that one. Try looking it up, perhaps? ^.^