Which of the following is a correct statement in the light of truth and validity?
A. The truth or falsity of an argument's conclusion does by itself determine the validity or invalidity of that argument
B. The validity of an argument does guarantee the truth of its conclusion
C. Truth and falsity are attributed to the arguments while validity and invalidity are attributed to the propositions
D. The truth or falsity of an argument's conclusion does not by itself determine the validity or Invalidity of that argument and the fact that an argument is valid does not guarantee the truth of its conclusion
Answer: Option D
What is said to be the building blocks of our reasoning?
A. Proposition
B. Statement
C. Argument
D. Explanation
What do you mean by a term which is undistributed?
A. Excellence of some members of a class
B. Exclusion of some members of a class
C. Exclusion of many members
D. Inclusion of many members
The subaltern of the proposition 'Some scientists are mathematicians' are
A. Some scientists are not mathematicians
B. No scientists are mathematicians
C. All scientists are mathematicians
D. None of the above
A. 1 and 3
B. 1 and 2
C. 2 and 3
D. 1 and 4

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