In 1939, what did Germany and the Soviet Union secretly agree to do? fight the spread of communism in Poland
protect each other if attacked by a third party
grant Eastern European nations independence
acquire more land and power in Eastern Europe

Most sociologists agree that: a. culture is central in shaping gender roles, but only in preliterate societies. b. biological factors have some influence, but cultural factors are more important determinants of gender roles. c. biological factors are influential in determining gender roles, but only in industrial or complex societies. d. biological factors only explain differences between men and women with regard to aggression and disease. e. there is no difference between the influences of culture or biology on the development of gender roles, as they are unpredictable.