Exhaust released from a combustion engine is harmful when breathed in significant quantities. Since exhaust poses a particular danger to health, Congress needs to place regulations on the use of motorized vehicles and lawn care tools.
Which of the following, if true, does the most to strengthen the given argument?
A In heavily populated cities where motorized vehicles are most common, the level of exhaust often exceeds maximum safety levels.
B The health risks associated with exhaust are much less severe than those associated with an equivalent amount of second hand cigarette smoke.
C The most commonly used mode of transportation in the population over which Congress has authority is bicycles.
D Coal burning locomotives produce a much deadlier exhaust than do combustion engines.
E If Congress were to ban lawn care tools, there would be no significant benefit to the health of the population over which Congress has authority.
Source: Princeton Review
Exhaust released from a combustion engine is harmful when breathed in significant quantities. Since exhaust poses a part
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