Statements: All books are stones. All stones are papers. Choose the conclusion(s) that logically follow.
1.Some papers are books
2.Some papers are stones
AOnly conclusion I follows
BOnly conclusion II follows
CBoth conclusions I and II follow ✓ Correct
DNeither conclusion I nor II follows
Correct answer: (C) Both conclusions I and II follow
Explanation
Both conclusions follow through the chain of the premises.
'All books are stones' and 'all stones are papers' make all books papers.
That converts to 'some papers are books', the first conclusion.
'All stones are papers' likewise converts to 'some papers are stones'.
Each conversion is valid, so both conclusions hold.
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