Initially, the Light Puck Is Moving East At $3 \mathrm{~m} / \mathrm{s}$

Multiple Choice

Initially, the light puck is moving east at $3 \mathrm{~m} / \mathrm{s}$ while the heavy puck is moving west at $2 \mathrm{~m} / \mathrm{s}$ . The final velocity of the conjoined pucks is

A) Eastward.
B) Westward.
C) Zero.
D) Impossible to determine.
E) Some other direction (explain) .