Answer:
b. Translation down 1 unit
Explanation:
a. Reflection over the x-axis:
No, A would be at (0, -1)
b. Translation down 1 unit:
Yes, A would be at (0,0)
c. Rotation 90 degrees clockwise:
No, A would be at (1, 0)
d. Reflection over y-axis:
No, A would be stay at (0, 1)