Question

An environmental survey contained a question asking what respondents thought was the major cause of air pollution in this country,

A) "automobiles,"
B) "factories,"
C) "incinerators."

Answer 1

Answer: A; automobiles

Explanation:

According to the United States Environmental Protection Agency, automobiles constitutes the major cause of air pollution in the country. Automobiles accounts for more than half of the total air pollution in the United States.