Who was the psychiatrist who described three phases of the grieving process after working with people whose relatives had been killed in the Coconut Grove fire?

Abelard is thirteen years old. He spends more time during the day with his mother than with his father. His relationship with his mother is stronger and he feels more close to her than his father. According to research, Abelard is

. unusual – most adolescents are closer to their fathers than mothers. b. typical – most adolescents are closer to their mothers than fathers. c. a difficult child – he is most likely afraid of his father. d. unusual – most adolescents are closer to their parent of the same gender

From middle to late adolescence, cognitive changes enable teenagers to

A) stop using abstract descriptors. B) combine their traits into an organized system. C) compare their own performance to that of a single peer. D) create an entirely new set of attributes.