A triangle is graphed on a coordinate plane, with a vertex located at a point represented by (x, y). The triangle is dilated with a scale factor, a, with the origin as the center of dilation. The image of the triangle is smaller than the triangle.

Which statement is true?

The value of a is equal to 0.

The value of a is between 0 and 1.

The value of a is greater than 1.
The value of a is equal to 1.