PARCC Reading Main Idea Practice Questions Story 10
10. What is the main idea of this passage?
10. C: This choice best summarizes the passage's main points. Choice (D) incorrectly identifies the 13th century instead of the 16th century. The passage never indicates that Machu Picchu was the capital of the Incan empire (E). Answers (A) and (B) are details in support of the main idea.