Mandy Evanston is a popular girl. She gets along with everyone, and everyone likes her a lot. She is very happy, gets excellent grades, and generally has a real stand-out personality. One day, her best friend tells her teacher that Mandy is being abused at home. The teacher can hardly believe this because Mandy never seems upset about anything; however the friend swears that this is occurring. What would be the first thing that the teacher should do following this conversation with her student?