(04.01 MC) On a coordinate grid, point P is at (7, 2) and point R is at (−3, −6). Points Q and S are a reflection of both points across the x-axis. What are the coordinates of Q and S? (1 point) Q(−7, 2), S(3, −6) Q(−7, −2), S(3, 6) Q(−7, 2), S(−3, 6) Q(7, −2), S(−3, 6)