Pls help 25 points and correct answer get brainliest

Polygons ABCD and A′B′C′D′ are shown on the following coordinate grid:

What set of transformations is performed on ABCD to form A′B′C′D′?

Image shown below

A. A 90 degrees counterclockwise rotation about the origin followed by a translation 1 unit to the left
B. A translation 1 unit to the left, followed by a 90 degrees counterclockwise rotation about the origin
C. A 270 degrees counterclockwise rotation about the origin followed by a translation 1 unit to the left
D. A translation 1 unit to the left followed by a 270 degrees counterclockwise rotation about the origin