Question: Carbon monoxide pollution the number of cars running in the business district of a town at time t is given by f(t). Carbon monoxide pollution coming from these cars is given by t(x) parts per million, where x is the number of cars being operated in the district. What does the function gof represent?
A. The operation time t that would minimize the amount of carbon monoxide pollution by each car.
B. The amount of carbon monoxide pollution at time t.
C. The time t that would minimize the amount of carbon monoxide pollution.
D. The number of cars contributing to the carbon monoxide pollution at time t.The amount of carbon monoxide pollution caused by one car at time t.