I think this one is stereotyping
You can say something among the lines of: "Snowball is more intelligent than Napoleon<span> but does not have Napoleon's depth of character. He is also a skilled orator. Snowball, like Leon Trotsky, is a liberal politician and wants to improve Animal Farm with a windmill and other technological tools that could aid the animals in working, but </span>Napoleon<span> drives him out before he can do so."</span>
So the subject is leroy and the verb is swim and that is all i know for right now
Masks slow the spread of the virus because they can keep people who are infected from spreading respiratory droplets to others when they cough, sneeze, or talk.