Which missing piece of information would allow the triangles in the figure to be proven congruent by AAS?
A) ∠A ≅ ∠A′
B) BC with a line on top ≅ BC with a line on top of it
C) ∠C ≅ ∠C′
D) AC with a line on top of it ≅ AC with a line on top of it
