Comprehensionmedium · Past Paper

The researcher found that as the number of cars in the city increased, the number of respiratory illnesses also rose. What is the likely inference?

ACars help people get to the doctor faster.
BCar emissions may be contributing to health problems.
CThe city needs more hospitals for car accidents.
DPeople are getting sick because they don't walk enough.

✓ Correct Answer: BCar emissions may be contributing to health problems.

A correlation between car numbers and lung issues suggests air pollution from cars as a cause.

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