Read this passage from the poem "mother to by langston hughes. keeping mind the figurative meaning of the staircase , what does speaker mean by " goin' in the dark / where there been no light?

Determine the meaning of the word *propel* using the context clues in the sentence. wind power is the ability to capture the wind in a way to *propel* the blades of wind turbines. a) to move slowly b) to urge onward c) to stop from moving d) to drive, or cause to move, forward