Multiple choice

Fish eating has long been associated with lower risk of cardiac problems. The port city of Logan is also known to be the fish capital of the state and residents can hardly imagine a diet without a helping of fish. Yet the city has a higher proportion of high-risk cardiac cases than the city of Morga where people are not so fond of fish and relish juicy meats.

Which of the following helps resolve the apparently paradoxical situation?

  1. Fish eating is one of the causes of lower risk of cardiac problems.

  2. Some other items may also be salutary for health.

  3. People of Logan prefer only Tuna.

  4. Morga has wider city roads and sparse traffic.

  5. Morga has higher fatality rate for some other ailments.
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A Correct answer
Explanation

If fish eating is one of the causes, its favorable effect must have been neutralized by negative effect of other factors. There might be many other factors responsible for higher incidence of cardiac problems.

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