A runner moves 2.88 m/s north. She accelerates at 0.35m/s² at a -52.0∘ angle. At the point in the motion where she is running directly east, what is her displacement in the y-direction?
a) 2.88 m/s
b) 0 m/s
c) -52.0 m/s
d) -2.88 m/s