If proposition ‘All pens are not pencils’ is taken to be true, then which of the following propositions can be false?

If proposition ‘All pens are not pencils’ is taken to be true, the

1.	If proposition ‘All pens are not pencils’ is taken to be true, then which of the following propositions can be false?
A.	All pens are pencils
B.	Some pencils are pens
C.	No pen is pencil
D.	Some pens are pencils
Answer» B. Some pencils are pens

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If proposition ‘All pens are not pencils’ is taken to be true, then which of the following propositions can be false?

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