Ice cream is big business in America→Correct
This is the most effective topic sentence since it tells the reader exactly what to expect in the paragraph, which is about the Ice cream business in America. This topic sentence captures what the paragraph is about.
What exactly is a topic sentence?
A topic sentence is a combination of words that summarises a paragraph's principal themes. It is frequently used near the beginning of a paragraph, and the following material can be used to back it up. The major concept in this book is the widespread acceptance and appreciation of ice cream in America.
It was so popular that the President had to set aside a day to honour it. This information might be added to the beginning of the preceding paragraph.
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