The rate of erosion of continents is measured by the: reduction in elevation of mountains quantity of sediments in the ocean sediment load of the major rivers of the world

d) sarah's natural reaction to being accepted into college suggests that she has no other dreams.

hello,

your answer is a) the metaphor suggests that the poetic themes are serious and dark.

collins is comparing the poem to a dark room. he is suggesting that the poems theme is serious and wants you to understand it. you don't need to understand the poet in order to understand the poem. you also don't need to move around while reading it. he is simply saying the poem has a dark and serious theme.

- i.a -