Which of the following is an example of a simile?

A.) "He was aware of other players around him, helmeted and grotesque, creatures from an unknown world."

B.) "[The snow] came down in successive white sheets, hardening as it fell ..."

C.) "All the living world was ice now, pure white and frozen."

D.) "A morning wind shook the trees and brought a sweep of yellow leaves like a small, fluttering rainstorm."