169k views
3 votes
What are the 4 sources of air pollution?

O Mobile, Natural, Area, and Stationary
Stationary, Area, Mobile, and Transferable
O Mobile, Toxic, Natural, and Stationary
O Area, Mobile, Enhanced, and Natural

2 Answers

4 votes
b because they all dirty air
User Simon West
by
3.7k points
5 votes

Answer:

stationary area mobile Transferable

Step-by-step explanation:

they all dirty the air

User Andrei Cusnir
by
3.5k points