'Every library has books.' Which of the following follows?

ABooks are only in a library

BLibraries are meant for books only

CNo library is without books ✓ Correct

DSome libraries do not have readers

Correct answer: (C) No library is without books

Explanation

It follows that no library is without books.

'Every library has books' is a universal affirmative about libraries.

Saying every library has books denies any library that lacks them.

This is the same as 'no library is without books'.

The universal affirmative and this negative restatement are equivalent.

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