Examine the intersection of these lines:

∠B and ∠C are complementary angles.
∠E and ∠F are complementary angles.
Which of the following other pairs of angles are complementary? Select all that apply.
∠A and ∠C
∠B and ∠F
∠C and ∠D
∠F and ∠E
∠D and ∠F
