Cars have four wheels. This object has four wheels, so it's a car." This is an example of

Which of the following best describes the personality of individuals as they age?

A) Personality does not change; it is completely stable throughout the lifespan. B) Personalities are very stable in childhood and adolescence, but become less stable in later adulthood. C) The personalities of children and adolescents tend to change somewhat, but are very stable by middle age. D) Personality remains fluid and changes throughout the lifespan.

Brain surgery performed to change a person's behavior and emotional state is known as______

a. organic intervention therapy c. psychosurgery b. psychoneuropendectomy d. biomedical intervention