Summarization
Directions: The paragraph is followed by an incomplete phrase or sentence which summarizes the main idea of the paragraph. Spell out the missing letters of the word. 

     Some people feel very nervous when they fly in airplanes. No matter how hard they try, they cannot lower their anxiety. Many notice their anxiety but only a few are conscious of the way they express their tension. Some try to hide their nervousness; some become aggressive, attacking people by making them the butt of cruel jokes.
Different r____ to tension when flying.