ΔABC is dilated from the origin at a scale factor of 3 to create ΔA′B′C′.



Select the option that completes the statement:



The triangles' corresponding angles are ________, and their corresponding sides are ________; therefore, the triangles are ________.



A. congruent; similar; proportional


B. congruent; proportional; similar


C. proportional; congruent; similar


D. proportional; similar; congruent