Lithium is generally considered to be superior to carbamazepine in for the treatment of acute mania

In studies of attempts to teach chimpanzees language, researchers have found that

A) chimpanzees are similar to human children in requiring few trials to associate signs with meaning. B) chimpanzees frequently engage in naming behaviors. C) children master syntax later than chimpanzees. D) chimpanzees require many trials to associate meaning in communication.

Counterbalancing is used in experimental research to

a. make the number of participants in the experimental and control groups equal. b. prevent habituation from influencing the dependent variable. c. control for differences among participant variables. d. make statistical analysis of the data simpler. e. ensure that participants learn during the experiment.