Two similar triangles are shown below:
Which two sets of angles are corresponding angles? (3 points)
a. ∠p & ∠r and ∠q & ∠s
b. ∠p & ∠s and ∠q & ∠r
c. ∠p & ∠t and ∠q & ∠s
d ∠p & ∠t and ∠q & ∠r