Research on personality began in the 1940s in order to
a.)find a prototypical personality in each culture
b.)establish support for similar personality traits across cultures
c.)demonstrate environmental influences on personality
d.)demonstrate heredity influences on personality

The correct answer to the question above is letter b,  establish support for similar personality traits across cultures

Research on personality began in the 1940s in order to establish support for similar personality traits across cultures.

>Some researchers have claimed that there are common national personality types, especially in the more culturally homogeneous societies. In fact, in the 1940's, a number of leading anthropologists and psychologists debated that there are distinct Japanese and German personalities.

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