Two similar triangles are shown below:
Which two sets of angles are corresponding angles?
A. ∠a and ∠d; ∠b and ∠c
B. ∠a and ∠c; ∠b and ∠d
C. ∠a and ∠e; ∠b and ∠d
D. ∠a and ∠e; ∠b and ∠c