In the context of this lesson, what is plot?

a. the process of conveying information about a character, which gives insight into character motivation

b. the main story line of a work consisting of a chain of events related by cause and effect.

c. a dramatic struggle or clash between two or more forces in a story

d. a portion of land set aside for an intended future use

In general, a Plot is a literary term used to describe the events that make up a story, or the main part of a story. These events relate to each other in a pattern or a sequence.

In this sense and in the context of this lesson plot is:

B. The main story line of a work consisting of a chain of events related by cause and effect.

in the context of this lesson the plot is, the main story line of a work consisting of a chain of events related by cause and effect

i think it's either 'to expose the corruption of the communists in russia', or 'to criticize animal brutality by communists in russia.'  

hope this ! : )