Answer:
Supporting details directly relate to the main idea.
Step-by-step explanation:
This is the statement that best describes the differences between supporting details and trivial details. When we identify the main idea of a paragraph, we know that all the other ideas mentioned are details. However, there are two different types of details. Supporting details are those that directly relate to the main idea. They help us expand on an idea, so that the reader can understand it better. On the other hand, trivial details are added in order to provide color and make a text more interesting.