Which of the following codes correctly represents the figure and mood of the argument: No nuclear-powered submarines are commercial vessels, so no warships are commercial vessels, since all nuclear-powered submarines are warships?

The syllogism has mood EAE and stands in the third figure.

Its conclusion No warships are commercial vessels sets warships as minor term and commercial vessels as major.

The major premise No nuclear-powered submarines are commercial vessels is E, the minor premise All nuclear-powered submarines are warships is A, the conclusion E.

Nuclear-powered submarines is the middle term and stands as subject in both premises.

A middle that is subject in both premises marks the third figure, giving EAE in figure 3.