No known biological cause can be found in what percent of the cases of intellectual disability?
A) less than five percent
B) 10 to 20 percent
C) 30 to 40 percent
D) 60 to 70 percent

Question

No known biological cause can be found in what percent of the cases of intellectual disability?
A) ​less than five percent
B) ​10 to 20 percent
C) ​30 to 40 percent
D) ​60 to 70 percent

Quizplus · Accepted Answer

The Answer of No known biological cause can be found in what percent of the cases of intellectual disability?
A) ​less than five percent
B) ​10 to 20 percent
C) ​30 to 40 percent
D) ​60 to 70 percent

No Known Biological Cause Can Be Found in What Percent