Which stylistic element does the author use in this line from a novel?
Along the decks she saw missionaries, gamblers in tall pot hats, and Dakota chiefs with scarlet blankets. . . . Far off whistles at night, round the river bend, plunking paddles reechoed by the pines, and a glow on black sliding waters.
(from "Main Street" by Sinclair Lewis)
A.
irony
B.
imagery
C.
personification
D.
metaphor