A deductive argument is sound if and only if it is A) valid and all its premises are true B) invalid and all its premises are true C) is valid and one of the premise is false D) is valid and its conclusion is false.

A deductive argument is sound if and only if it is A) valid and all its premises are true B) invalid and all its premises are true C) is valid and one of the premise is false D) is valid and its conclusion is false. 
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Answer :

A) valid and all its premises are true 
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Last Answer : B) atleast one of the premise is false 

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Last Answer : B) Invalid

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Last Answer : C) Valid 

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Last Answer : D) Particular.  

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