Question

    Statements: All books are registers.

    Some registers are notebooks. Some copies are files. All notebooks are copies. Conclusions: I. Some copies are not registers. II. No register is a book. III Some files are not copies. IV. Some copies are not notebooks. In each of the questions below are given four statements followed by four conclusions numbered I, II and III. You have to take the given statements to be true even if they seem to be at variance with commonly known facts. Read all the conclusions and then decide which of given conclusions logically follows from the givenstatements disregarding commonly known facts.
    A None follows Correct Answer Incorrect Answer
    B Only I and II follow Correct Answer Incorrect Answer
    C Only I, II and III follow Correct Answer Incorrect Answer
    D Only II, III and IV follow Correct Answer Incorrect Answer
    E All follows Correct Answer Incorrect Answer

    Solution

    All the given statements are positive propositions and all the given conclusions are negative propositions. As we know that no definite negative conclusion can be drawn from the positive statements, none of the conclusions will follow.

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