The coordinate grid shows figure MNPQR. Figure MNPQR will be reflected across the x-axis to create figure M'N'P'Q'R'. Which rule describes this transformation? 9 A (x, y) → (-x, y) N a Q 5 Р 4 3 M м R 1 B (x, y) → (-*, -y) x 1 2 3 4 S 6 7 987 65 32 1 1 2 그 3 (x, y) → (x, y) -9 D (x, y) → (x,-y)