An experimenter conducts a program of research to determine what types of messages are most effective in promoting condom use among adolescents. How would you classify this type of research?

While eating lunch in her highchair, Darci, a six-month-old baby, accidentally drops her spoon. After dropping her spoon, Darci is likely to ___

a. appear unaffected b. look in her hand for the spoon c. look on the floor for the spoon, but give up looking if the spoon is not partially visible d. scan and search the floor persistently for the spoon until she finds it

Which of the following disorders causes the least impairment?

a. Broca's aphasia b. Wernicke's aphasia c. global aphasia d. conduction aphasia