Sally has a germ obsession. Her therapist accompanies her to a shopping mall, where Sally is instructed to touch door handles, fast food tables, and trashcans without washing her hands. The therapist is using which behavioral techniques? a. modeling and vicarious reinforcement
b. in vivo exposure and ritual prevention
c. cognitive restructuring and reinforcement system
d. systematic desensitization

Of the following choices, which ones are characteristics of west african society? select all that apply. a. arabic was the main language used when trading with other societies. b. christianity was the only religion practiced in villages. c. slaves had no rights and were only given specific farming tasks. d. skilled workers were a higher level in the caste system than traders. e. religious rituals encouraged the honoring of ancestors.