Fact 1: Transportation technology is used for moving people.

Fact 2: Bus transportation can be arranged.

Given the two facts above, answer the question "What are buses often used for?" with the following options: 
- lowered energy cost
 - to move livestock
 - Quality of life
 - to move freight
 - movement
 - to move people
 - to function as a house
 - Electrical energy


 

      to move people   