All of John's friends say they know someone who has smoked 40 cigarettes a day for the past 40 years and yet who is really fit and well. John does not know anyone like that and it is quite certain that he is not unique among his friends in this respect.

If the statements in the passage are true, then which one of the following must also be true?

Correct answer marked below

Smokers often lie about how much they smoke.

People often knowingly exaggerate without intending to lie.

All John's friends know the same lifelong heavy smoker.

Most of John's friends are not telling the truth.\n

Some of John's friends are not telling the truth.

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What this question tests

Whether you can draw a conclusion that must follow from the stated facts.

Choosing an option that could be true or is likely true — inference answers must be guaranteed by the passage.