Select the correct answer.
Quadrilateral ABCD is reflected across the x-axis and then reflect across the y-axis to form quadrilateral A'B'C'D'. If the coordinates of vertex A
are (-7,3), what are the coordinates of vertex A?
OA (7,3)
OB. (-7, -3)
Oc. (7.-3)
OD. (-7,3)
OE. (3.7)