Read the passage: the wind was a torrent of darkness among the gusty trees. the moon was a ghostly galleon tossed up cloudy seas. the road was a ribbon of moonlight over the purple moor, and the highwayman came riding-riding-riding. the highwayman came riding, up to the old inn-door which best explains how the imagery in the passage in used to establish the poems mood? a. the imagery of the highwayman riding b. the repetition of riding c. the length of the lines d. the setting