<prompt> Person experiencing fear when he travels by bus alone is a case ofGeneralized anxiety disorderPanic disorderAgoraphobiaAll the above  <response>: A Generalized anxiety disorder Symptoms of ANXIETY: Physical Symptoms: Motor Symptoms: Tremors; Restlessness; Muscle twitches; Fearful facial expression Autonomic and Visceral Symptoms: Palpitations; Tachycardia; Sweating; Flushes; Dyspnea; Hyperventilation; Constriction in the Chest; Dry mouth; Frequency and hesitancy of micturition; Dizziness; Diarrhea; Mydriasis Psychological Symptoms: Cognitive Symptoms: Poor concentration; Distractibility; Hyperarousal; Vigilance or scanning; Negative automatic thoughts Perceptual Symptoms: Derealization; Depersonalization. Affective Symptoms: Diffuse, unpleasant, and vague sense of apprehension; Fearfulness; Inability to relax; Irritability; Feeling of impending doom when severe Other Symptoms: Insomnia initial; Increased sensitivity to noise Exaggerated startle response 