Mr. grammarcy has been having trouble sleeping at night, and his lack of sleep is beginning to interfere with his ability to function properly during the day. he's concerned that he may lose his job in the next round of lay­offs at his company. he is also having marital problems. he tends to lay awake at night, worrying about these problems and thinking about what he can do to resolve these issues. based on the discussion in the text, mr. grammarcy should understand