What does not spoil the environment?
Operating a factory Driving a car Riding a bike food and shelter hydrate their cells lowered energy cost Burning a fire peachleaf willow
A B C D E F G H
Pollution is anything that spoils the environment.
riding a bike does not spoil the environment
What does not spoil the environment? (A) Operating a factory (B) Driving a car (C) Riding a bike (D) food and shelter (E) hydrate their cells (F) lowered energy cost (G) Burning a fire (H) peachleaf willow