Answer:
2nd option
Step-by-step explanation:
Consider a numeric example
∠ 3 < ∠ 4
If 3 = 40° and 4 = 80° , then
1 = 180° - 40° = 140° and 2 = 180° - 80° = 100° ( adjacent pairs )
As can be seen ∠ 1 > ∠ 2