A 23-year-old female patient has a mental disease since the age of 18, the course of disease has no remission periods. At a hospital the patient mostly presents with non-purposeful foolish excitation: she makes stereotypic grimaces, exposed, masturbating in front of a loud laugh, repeating the stereotypical abusive shouts.What is the most likely syndrome?

A. Delirious syndrome. B. Catatonic syndrome. C. Hebiphrenic syndrome. D. Apathoabulic syndrome. E. Maniacal syndrome.