Polygons EFGH and E′F′G′H′ are shown on the following coordinate grid:
What set of transformations is performed on EFGH to form E′F′G′H′?
A) A translation 1 unit to the right followed by a 90 degrees counterclockwise rotation about the origin
b) A translation 1 unit to the right followed by a 270 degrees counterclockwise rotation about the origin
c) A 270 degrees counterclockwise rotation about the origin followed by a translation 1 unit to the right
d) A 90 degrees counterclockwise rotation about the origin followed by a translation 1 unit to the right
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