1. The problem statement, all variables and given/known data If a particle moves in a plane so that its position is described by the functions x=Acosωt, and y= Asinωt, it is (A) moving with varying speed along a circle (B) moving with constant speed along a circle (C) moving with constant acceleration along a straight line (D) moving along a parabola (E) oscillating back and forth along a straight line 2. Relevant equations None 3. The attempt at a solution Don't understand the problem. I just need to know how to start it.