Schizophrenic disorders are associated with the crazy behavior and the most common example is a delusion that is associated with false beliefs about the world. Symptoms include inappropriate emotion or effect, voice is monotonous, hallucinations, catatonic behavior and negative symptoms.
Delusion disorder is also called paranoid disorder that is associated with nonbizarre delusions that lasts for at least one month. In this the delusions are reasonable compared to schizophrenic disorder.
Hence the option a is not correct.
Catatonic is s a condition in which the person is awake but do not respond to the external stimulus. In this condition the individual may not move or make an eye contact.
Hence the correct option is .