I agree with what you have the last option because "however" shows opposition which not answering would oppose the previous statement.
Answer:
Anxiety
Explanation:
All the others are positive, but after WW1 Europe was not a happy place.
It would be
1. D
2. D
3. D
4.B
5. C
6. B
7. C
8. A
9. D
10. B
i hope this helps
<span>An independent clause is a clause that can stand alone as a sentence (i.e., it expresses a complete thought). An independent clause, like all clauses, has a subject and verb. When there are no dependent clauses in the same sentence as an independent clause, the independent clause is a simple sentence.</span>