Which of the Following Is Not True of Binet's Work

Which of the following is not true of Binet's work, according to the text?

A) He was commissioned by the Parisian school board to develop a test that would identify children who might need special education.
B) Binet tested the hypothesis that intelligence has a hereditary aspect.
C) His work developed into the Stanford-Binet scales, now in their fifth edition.
D) He used the intelligence quotient (IQ) , determined by dividing a child's performance by the child's chronological age and multiplying by 100.
E) He was the first to use a large sample of subjects to establish norms to describe intelligence.