22 POINTS PLEASE HURRY
A polygon is graphed on a coordinate grid with ​(x, y)​ representing the location of a certain point on the polygon. The polygon is transformed using the rule ​(x, y)→(ax, ay)​ . Which statement must be true?
If a is greater than 1, the image of the polygon is larger than the polygon.
If a is greater than 1, the image of the polygon is congruent to the polygon.
If a is between 0 and 1, the image of the polygon is larger than the polygon.
If a is between 0 and 1, the image of the polygon is congruent to the polygon.