Overall physical health and cognitive performance in middle adulthood are most closely linked to

A) family history and genetic predisposition.
B) low-fat, high-fiber diet.
C) optimistic attitude.
D) physical exercise.

D

Psychology

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Describe the different ways in which diagnosis can be useful (valid). Mention two types of validity

Answer:

Psychology

Psychology has been a science since

A) around 470 BC. B) the early 1600's. C) the late 1800's. D) the mid 1900's.

Psychology