The participle is "digging." Most participles end in -ing. It modifies "man", describing what the man is doing.
The danger of not respecting the power of nature
1. A, capable of being carried
2. B, full of happiness
3. A, in a pattern
4. A, time
5. B, prefix is before root and suffix is after root
6. B, a subject and a predicate
7, 8, and 9. nothing is underlined.
10. B, a run-on sentence
Answer: A. someone in the later stages of life and tree that has lost its leaves
Explanation: The speaker is getting near the end of life, no longer strong and flourishing, but feeling weak. This is like a tree in late fall when most of the leaves have fallen, and the branches shake in the cold wind.