Clear sunny days are part of the cause of the air pollution known as smog.
Indicate whether the statement is true or false
Question 2
Assume that there is a linear relationship between the number of heating degree-days and fuel consumption. If the number of heating degree-days tripled from one month to the next for a building, we would expect the fuel bill to:
A) triple.
B) be one-third as much.
C) be half as much.
D) double.
E) stay the same.