Paragraph one is an analysis because the writer breaks down the points of piece of writing and considers how they relate to each other. Paragraph two is a summary because a summary is a description of the essence of the topic and this paragraph does contain the overall summary of the meaning of the article. Paragraph three is synthesis because synthesis involves pulling together information from two or more sources to make a new point that the individual sources have not provided. Finally, paragraph four is evaluation because it comments on the standard of the author’s writing and authenticity. The paragraph goes into detail regarding the keys points in the article and reinforces the reader’s option of the key points.

What is your question?

There is no topic sentence. This paragraph is just plain poorly written.

If a sentence were there that said "The article breaks into analysis, summary, synthesis, and evaluation of the article.

That would have been a topic sentence.

The existence of interest allows borrowers to spend
money immediately, instead of waiting to save the money to make a purchase. The lower the interest rate, the more willing people are to borrow money to make big purchases, such as houses or cars. [ When consumers pay less in interest, this gives them more money to spend, which can create a ripple effect of increased spending throughout the economy. Businesses and farmers also benefit from lower interest rates, as it encourages them to make large equipment purchases due to the low cost of borrowing. This creates a situation where output and productivity increase ]

borrowers