Which two sentences from the introduction [paragraphs 1-7] include MAIN ideas of the entire article?
1. Claire Buckley's school life in Barrington, Illinois, was starting to look more like a stressful day job.
2. It's just one of many reasons, experts say, that more students have stress and anxiety.
3. Suburban Chicago's school districts are launching more programs than ever to relieve what some are calling dangerous levels of school-related teen anxiety.
4. Others look at creative ways to bring stress levels down, including therapy dogs, reflection sessions, peer counseling and yoga classes.