Which of the following statements are true? A. A dilation is an isometry.

B. A dilation with a scale factor greater than 1 is a reduction.

C. For a dilation, corresponding angles of the image and pre-image are congruent.

D. A dilation image cannot have any points in common with its pre-image.

E. A dilation pre-image must have a point on the center of dilation.

F. A dilation with a scale factor of 4 is an enlargement.