Answer:
Explanation:
Although i've never read the passage, I would say myth.
The gerund in the sentence provided above is backpacking. Gerunds are verbs in -ing form but function as a noun. In this sentence, it functions as a direct object because it answers the question "what". By this, we can construct the question "What popular pastime is being talked about?".
It seems that you have missed the necessary detail for us to answer the given question so I had to look for it. Anyway, here is my answer. Based on the narrator's emotional state, most likely, the meaning of sheet is her life. The poem is written by Robert Frost, and the one that is referred in the poem is a housewife. The housewife somehow is very overwhelmed with the life she is having now for having all the duties and responsibilities. Hope this answers your question.
I believe it is an upstairs room, because that is a liability for children to get hurt running up or down the stairs.