Which of the Six Rules for determining the validity of categorical syllogism does the following categorical syllogism violate?:

All members of the National Rifle Association are persons opposed to gun control.

All members of the National Rifle Association are law-abiding citizens.

Therefore, all law-abiding citizens are persons opposed to gun control.

Based on the Mood & Figure chart below, the following categorical syllogism is valid:

Every single person from Lake Wobegon is strong.

Some girls in this class are not from Lake Wobegon.

Therefore, some girls in this class are not strong.

According to the Six Rules for Determining Syllogism's Validity, if one premise is negative, the conclusion must be negative; and if the conclusion is negative, then one premise must be negative.

The statement "Some S are P" necessarily implies that some S are not P.

Which of the following statements is a universal proposition?

The following proposition is designated as an ___ proposition: Some S are P.

In the following categorical proposition, state whether the subject and predicate are distributed or undistributed:

No mobsters are persons who make good Labor Secretaries.

Which of the Six Rules for determining the validity of categorical syllogism does the following categorical syllogism violate?:

Some nebulas are clouds of gas.

Some clouds of gas are objects invisible to the naked eye.

Therefore, some objects invisible to the naked eye are nebulas.

In categorical syllogism, ___ appears in each premise but not in the conclusion.