How Long Is Your Pencil?: Author's Purpose

Why did the author most likely write this passage?

• A.To sell a new video game
• B.To teach readers about measuring how long something is
• C.To tell a spooky ghost story

Authors use examples to explain their ideas. Which sentence from the passage gives an example?

• A.We can use tools like rulers or measuring tapes to help us.
• B.The number where the end of the pencil reaches tells you its…
• C.For example, if you want to know how long your pencil is…