Answer:
The Answer is A. (x, y) → (x, -y)
Step-by-step explanation:
Reflections
R x-axis (x, y) → (x, -y)
R y-axis (x, y) → (-x, y)
R y=x (x, y) → (y, x)
R y = -x (x, y) → (-y, -x)