The paragraph is followed by an incomplete phrase or sentence which summarizes the main idea of the paragraph. Choose the missing words of the phrase or sentence.

Anxiety is normal. You just have to prevent it from getting the best of you. The first step is to learn to relax. If before or during an examination you start to panic, stretch as hard as you can, tensing the muscles in your arms and legs, and then suddenly relax all of them.
How one should （） anxiety.