Question

If a person is 18 years old, then the person can vote in the presidential election. Linda cannot vote; therefore, Linda is not 18 years old.

Determine if the statement is valid.






A.


No, p → q, therefore, q → p is an invalid argument.




B.


No, p → q, therefore, ~q → ~p is an invalid argument.




C.


Yes, p → q, therefore, ~q → ~p is a valid argument.




D.


There is not enough information to determine.

Answer 1

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