Answer: The forest growth in the understory was thick and dense; it was difficult to find the trail.
Answer:
the authors purpose is to convey the idea of learning
The correct answer is C.
The world "returned" is a past participle that shows that the action was performed in the past.
"Canoening" and "kayaking" are both gerunds. And "exhilarated" is functioning as an adjective.
