A genre that features made-up characters and events is a:
Answer: D. Short Story
Personification-Giving human traits to non-living things.
In this case, giving a human trait (dancing) to a non-living thing (feather).
Thoreau mostly uses imagery to illustrate time in the excerpt. The second sentence is saying that he is in the midst of time/living, and he can "detect how shallow it is," meaning that he is aware that life is short and that the end is inevitable. Thoreau also describes time as being fleeting, but ever-present.
I hope this helps!
D. they have warrior- like virtues.