When the multiple groups of individuals who differ in age are tested in the same study, the researcher is using a cross-sectional research design

While doing volunteer work at a mental hospital, Mary is put on a ward for adults with severe mental disorders. One patient remains in the same position for hours at a time and never talks. The doctors tell Mary this patient suffers from ______

a) catatonic frenzy b) catatonic stupor c) aphasia d) echopraxia

According to the terms found in the article containing the work of Bovjberg et al. (Being Sick of the

Hospital) Each time Barney the dog hears the can opener operating, he goes running into the kitchen. The CS in this case would be the (a) dog food in the can (b) running response of the dog (c) time of day (d) sound of the can opener