I'm sorry i don't know what it's asking for you to do
Carbon monoxide is a highly toxic gas. The combustion engine used in cars can produce very high concentrations of CO. Those who work in the garage for a long period would breath a dangerous amount of CO.Answer: A. Never leaving a car running in a garage.
Answer:
There are a few factors that influence a shift in the demand curve, and some of them are income, trends, prices, expectations, structure of the population.
Explanation:
The change of the shift of the curve appears when the whole demand curve is moving to the left or the right.
This movement depends on the price if the other factors that influence the moving are stable. Everything else, except the price, will move the curve to the left or the right.
