If a person chooses to walk rather than drive, there is one less vehicle emitting pollution into the air than there would be otherwise. █████████ ██ ██████ █████ ████ ████████ ██ ██ ████████ ███ ████ ██ ██ ███ ████ █████████ ████ ██ ███████ ████████
Which one of the following ██ ██ ██████████ ██ █████ ███ ████████ ████████
Cutting down on █████████ ███ ██ ████████ ██ █ ███████ ██ █████
Taking public transportation ██████ ████ ███████ ██ ███ ██████ █████████
Walking is the ████ ████████ ███████████ ██ ███████ ████ ███████ ██ █ █████████ ██ ██████████
There are people ███ █████ █████ ███ ███ █████ █████
People sometimes drive ████ ██ ██ ████████ ██ ████ ████████