At T = 0, a Particle Leaves the Origin with a Velocity

Multiple Choice

At t = 0, a particle leaves the origin with a velocity of 12 m/s in the positive x direction and moves in the xy plane with a constant acceleration of . At the instant the y coordinate of the particle is 18 m, what is the x coordinate of the particle?

A) 30 m
B) 21 m
C) 27 m
D) 24 m
E) 45 m