Question

Air pollution in Mexico City mostly comes from:

O factories.
O tropical storms.
o volcanic eruptions.
deforestation

Answer 1

I'm pretty sure it is factories

Step-by-step explanation:

Factories can cause air pollutions by the smoke. Tell me if I'm wrong!

Answer 2

Answer: I think it's factories

Explanation: Lemme know if I'm right, I hope it helped!