All the w's like what, where, when, why and how?
Answer:
C it explains how the method of playing wind instruments
contributes to their expressive quality.
Explanation:
I had this same thing, I took a guess I got it right
Answer:
Geologists search rivers, mountains, and caves for clues about how and when the Earth was formed.
Explanation:
This would be an important idea to include in your summary because it contributes to the central idea of the entire passage. The passage is about the work of geologists, and this sentence/idea is the main idea.
