The cause that produces an intellectual disability can be determined in about what percent of such cases?
A) 25%
B) 50%
C) 67%
D) more than 90%

Name: The cause that produces an intellectual disability can be determined in about what percent of such cases? A) 25% B) 50% C) 67% D) more than 90%
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Question

Quizplus · Accepted Answer

The text states that the causes of mental retardation cannot be identified in about one-third of cases. Thus, in about 67% of cases, the cause is known.

The Cause That Produces an Intellectual Disability Can Be Determined