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.
Based on this fact, it can be inferred that "<span>c. Writing the riddles down was important to him" since he was so engaged with his writing that he didn't care about the cold. </span>
If this is fill in the blank:
I have never “been to” Japan
It seems like a cool place! :)
D- Disintegration because, “to minimize deterioration” is to minimize something from decaying or in the act of becoming worse or disintegrating