In the poem “Dream Deferred,” Langston Hughes asks the questions "What happens to a dream deferred?" and "Does it dry up like a raisin in the sun?" What does the author mean by comparing a postponed dream to a dried-up raisin?

A.
The dream will wither and shrivel.

B.
The dream will flower and bear fruit.

C.
The dream will be sweet like a raisin.

D.
The dream will come true with hard work.