In an effective compare and contrast paragraph, the purpose of the topic sentence is to

A topic sentence has several important functions: it substantiates or supports an essay's thesis statement; it unifies the content of a paragraph and directs the order of the sentences; and it advises the reader of the subject to be discussed and how the paragraph will discuss it.

Explanation yeah that’s the answer

Thesis

Explanation:

The topic sentence in a comparison paragraph would identify the similarities or similarities and differences in the topic of the paragraph

honestly this is the biggest mood ever, i couldn't relate to this more

explanation:

answer: buck is a dog living a charmed life on the estate of judge miller, during the time of the klondike gold rush in 1897. he is the king of all the animals on the estate and as such enjoys special privileges, such as the run of the estate and the admirable position of being the judge's favorite dog.

this all ends the day he accompanies manuel on a walk through the orchard to a flag station, where manuel sells him to a stranger. manuel sells buck, because he has gambling debts he needs to pay and a family to support.

this one act changes buck's life irrevocably. it is the catalyst for the rest of the story about buck and his transformation from domestic pet to wild animal.

explanation: read thoughroly ! and u will find your answer and the mean time i will be keeping my eye on you !