Fact 1: Carpooling decreases the amount of cars used to travel to a place.

Fact 2: And fewer cars means less pollution.

Given the two facts above, answer the question "What does carpooling lead to?" with the following options: 
- animal transport
 - lowered energy cost
 - Less pollution
 - population movement
 - Less time
 - competition
 - More cars
 - More roads


 

   Less pollution      