College of Admission Tests Multan

Critical or Logical Reasoning

Solve the question of and select the option from the choices A through D/E. Check your Answer and view the explanation.

Question: 4

Wood smoke contains dangerous toxins that cause changes in human cells. Because wood smoke presents such a high health risk, legislation is needed to regulate the
use of open-air fires and wood-burning stoves.
Which of the following, if true, provides the most support for the argument above?

  • The amount of dangerous toxins contained inwood smoke is much less than the amount contained in an equal volume of automobile exhaust.
  • Within the jurisdiction covered by the proposed legislation, most heating and cooking is done with oil or natural gas.
  • Smoke produced by coal-burning stoves is significantly more toxic than smoke from wood-burning stoves
  • No significant beneficial effect on air quality would result if open-air fires were banned within the jurisdiction covered by the proposed legislation
  • In valleys where wood is used as the primary heating fuel, the concentration of smoke results in poor air quality

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Correct Answer: E

None

Option(E) is correct
Option A : If wood smoke were as dangerous as carexhaust, this mightsupportthe idea of regulating it just as
exhaust emissions are regulated; but this statement tells usit isless dangerous.
Option B : This point suggests less of a need for legislation.
Option C : This information provides nosupport for the idea that the use of wood-burning stoves should be
regulated.
Option D : The lack ofbenefit from banning open-air fires isa point against thelegislation.
Option E : Correct. This supports the argument in favor of legislation.
The correct answer is E.