Which shape describes a paragraph with no stated topic sentence? diamond inverted triangle regular triangle rectangle

A Diamond shape, the diamond shape is largest in the centre, relating to paragraph structure this would suggest that the main point of the paragraph or the "topic" sentence was in the middle. For a paragraph to flow logically from a topic sentence to a reasonable conclusion, this would more likely be represented in the form of an inverted triangle. A regular triangle would suggest ending with the topic sentence, and a rectangle would suggest that all points in the paragraph were of equal importance and length.

This would be third person because they are using the correct pronouns that belongs to third person like he, the name, etc