What is the purpose of a topic sentence in a paragraph?(1 point)

to express the central idea of a paragraph
to express the central idea of a paragraph

to describe the most important details that will be included in the paragraph
to describe the most important details that will be included in the paragraph

to provide evidence for the ideas in the paragraph
to provide evidence for the ideas in the paragraph

to explain where readers can find more information about the topic of a paragraph

to express the central idea of a paragraph

The purpose of a topic sentence in a paragraph is to express the central idea of the paragraph.

The purpose of a topic sentence in a paragraph is to express the central idea of the paragraph. It serves as a preview or a summary of what the paragraph will be about. The topic sentence helps the reader understand the main point that the author is trying to communicate in that particular paragraph. This can be thought of as the "thesis statement" of the paragraph. It should be clear and concise, and give the reader a sense of what to expect in terms of the main idea and the supporting details that will be included in the paragraph. To identify the topic sentence in a paragraph, you can look for a sentence near the beginning that introduces the main idea and sets the tone for the rest of the paragraph.