If Gasoline Taxes Were Significantly Increased in the United States

Multiple Choice

If gasoline taxes were significantly increased in the United States, then

A) some of the government regulations that require automakers to produce more fuel-efficient cars would become unnecessary.
B) other taxes, such as income taxes, could be lowered.
C) it is likely that roads would become safer and the environment would become cleaner.
D) All of the above are correct.