Instructions: Put each of the following syllogisms into standard form, filling in the missing premise or conclusion if it is an enthymeme; identify the mood and figure; and determine whether it is valid or invalid. If it is invalid, state the rule(s) violated.

Problem 6 (2.5 points available):

". . . we yield, of course, to this short syllogism. Man was created for social intercourse; but social intercourse cannot be maintained without a sense of justice; then man must have been created with a sense of justice" Thomas Jefferson, On Civil and Natural Rights.

Major Premise (.5):

Minor Premise (.5):

Conclusion (.5):

Mood and Figure (.5):

Validity (.5):