Answer: B. △ABC is congruent to △A′B′C′ because the rules represent a rotation followed by a reflection, which is a sequence of rigid motions.
Step-by-step explanation:
The answer is GCF because you need to choose tha same number for both numbers and that number has to make both of them equal and the number is gonna be greater!
The answer is A i am pretty sure i would need to check it tho