Students compete in robot sumo contests. They learn how to build their own robots. They compete against their classmates and students from other schools. To win, students must be creative. They must have a good plan for defeating other robots.

1. What is the main idea of this paragraph?
A. Students must be creative to win B. Students compete in robot sumo contests.
C. Students need a good plan for defeating other robots.
D. Students compete against their classmates and students from other school

2. Which of these is the BEST to describe supporting details?
A. Details that support other details. B. Sentences that make the main idea stronger and clearer.
C. Important facts that tell about the overall idea of a piece of writing.
D. The sentences that make up the bulk of a paragraph in a piece of writing

3. Which of the following is a supporting detail of this paragraph?
A. Students like building suma robots. B. Students compete in robot sumo contests
C. They must have a good plan for defeating other robots.
D. They compete against their classmates and even professionals.​