Answer:
the correction answer is letter D which is" an important friendship"
Middle I believe it the correct choice
Answer: Plethora is a noun. Tranquility is a noun. Conundrum is a noun.
Explanation:
1. hostess
2. testify
3. sacred
4. senior
5. erode
6. sterilize
7. despise
8. betray
9. leeway
10.tedious
11. estimate
12. lenient
13. embarrass
14. delegate
15. embassy