Which of these is an element of the formal definition of mental retardation?
A) significant limitations in two or more "everyday" abilities
B) evidence of brain damage
C) slower than normal reflexes
D) onset of deficits prior to age 6

Question

Quizplus · Accepted Answer

The formal definition of mental retardation includes significant limitations in intellectual functioning and adaptive behavior, which covers many everyday social and practical skills. The onset must occur before age 18, not specifically age 6.

Which of These Is an Element of the Formal Definition