Answer:
p and q Option B
Explanation:
Here line p and q are given 
Line r and s are also given 
line p & q are transversal lines for line r and s.
Given that, 
Angle 2 is equal to angle 4.
∠2 = ∠4.
both angles are corresponding angles.
So, lines p and q are parallel.
That's the final answer.
I hope it will helps you.