Early hunters needed a way to measure time.A．YB．NC．NG

Exercise is a detestable way for anxiety,A．YB．NC．NG

It was early farmers who developed calendars.A．YB．NC．NG

Coffee is the best drink according to Standage.A．YB．NC．NG

People are suggested climbing mountains to keep healthy.A．YB．NC．NG

Most of the libraries are free to people.A．YB．NC．NG

Human response to stress is individual.A．YB．NC．NG