WILL MARK BRAINLIEST IF RIGHT!

If quadrilateral ABCD rotates 90° counterclockwise about the origin, what are the coordinates of A′ in quadrilateral A′B′C′D′ ?

A. (2, 1)
B. (-2, -1)
C. (-2, -2)
D. (-2, 0)

WILL MARK BRAINLIEST IF RIGHT If quadrilateral ABCD rotates 90 counterclockwise about the origin what are the coordinates of A in quadrilateral ABCD A 2 1 B 2 1 class=