The term for an agent that is used to prevent or relieve a cough is:

The shift of a vehicle's weight around its center of gravity is known as

Ais a group of individuals of the same that exist together in the same place at the same time

Which of the following can be reduced by the use of renewable energy sources? a. social costs b. economic costs c. environmental costs d. all of the above select the best answer from the choices provided a b c d