In "the bat-poet," why doesn't the little brown bat think that the other bats are a very good audience when he recites his poem for them?
a.
the other bats appreciate only the technical aspects of the poem.
b.
the other bats fall asleep before he is finished reciting the poem.
c.
the other bats tell him that they could write better than him.
d.
the other bats interrupt him to ask many questions.

But we pulled at the grill [on the ground] and it gave way. and then we saw iron rings as steps leading down a shaft into a darkness without bottom. … it was a great tunnel. its walls were hard and smooth to the touch; it felt like stone, but it was not stone. on the ground there were long thin tracks of iron, but it was not iron; it felt smooth and cold as glass. we knelt, and we crawled forward, our hand groping along the iron line to see where it would lead. but there was an unbroken night ahead. what is the most likely explanation for the walls described in the bold text?

When asking a question people often change their at the end

Which factors threaten the forests of north america?