A 0.2-kg hockey puck is sliding along the ice with an initial speed of 12 m/s when a player strikes it with his stick, causing it to reverse its direction and giving it a speed of 23 m/s. The impulse the stick applies to the puck is most nearly
(A) - 2 N s
(B) - 6 N s
(C) - 7 N s
(D) - 70 N s
(E) - 120 N s