The Government Attempts to Resolve Negative Externalities Caused by Automobile

Multiple Choice

The government attempts to resolve negative externalities caused by automobile exhaust by:
(i) taxing gasoline to reduce the amount that people drive
(ii) building safer highways
(iii) setting emission standards for automobiles

A) (i) , (ii) and (iii) are all used to reduce emissions
B) only (i) and (iii) are used to reduce emissions
C) only (ii) and (iii) are used to reduce emissions
D) only (i) and (ii) are used to reduce emissions