triangle ABC in quadrant one with angle A measuring 63 degrees, triangle A prime B prime C prime in quadrant one to the right and above triangle ABC

Triangle ABC has been translated to create triangle A′B′C′. Which of the following statements is true?

m∠B′ = 63°
m∠C = 63°
m∠A′ = 63°
m∠B = 63°

m∠A′ = 63°