Which of the following is true of traits?

A. Traits are descriptors used to label personality B. Sheldon (1974) categorized people according to four body types C. Modern theorists view traits as discrete rather than continuous entities D. According to trait theorists, categorizing people into separate groups of ‘sociable’ versus ‘unsociable’ is extremely useful

Recent work in behavioural genetics has examined the contribution of genetic and environmental factors to human behavior. But which of the four assertions below is NOT true?

A. Research as shown monozygotic twins to have much more similar personality traits than dizygotic twins B. Both adoption studies and twin studies are consistent with a genetic influence on personality C. Adoption studies have shown that environment plays no part in the development of personality D. Children who are genetically more active and impulsive … Read more