In the context of Berry's (1976) study on cognitive differences between males and females, _____ cultures may require a greater degree of conformity to traditional gender roles on the part of both males and females

When a study has high ecological validity,

a. people tend to receive similar scores on two different versions of a relevant test. b. people typically make more errors than if the test is low in ecological validity. c. at least two researchers recorded the answers supplied by the participants. d. the setting for the study is similar to a setting found in the real world.

If you wanted to teach a nonhuman animal to communicate using language, which of the following animals does research suggest would be the best choice?

A) Chimpanzees B) Parakeets C) Bonobos D) Gorillas