True about generalized anxiety disorder is/are: a. Insomnia b. Hypersomnia c. Episodes last for minutes to hours d. Free floating anxiety e. Benzodiazepine is the treatment of choice f. Autonomic symptoms

Genralised anxiety disorder presents with anxiety that is not restricted to any paicular situation (also called as free floating anxiety). Somatic symptoms of anxiety including autonomic arousal are frequently present. According to Kaplan and saddock's 'Synopsis of Psychiatry', benzodiazepines are the drugs of choice for generalized anxiety disorder.