The coordinates of the vertices of a triangle
are P(2,3), R(4, 5), and S(6,3). The
triangle PRS is reflected across the x-axis
to create triangle P'R'S. Which rule
describes this transformation?
A. (x, y)--(-x, -y)
B. (x, y)--(-x, y)
C. (x, y) --(x, -y)
D. (x,y) --(x,y)