The concept of Intelligence Quotient (IQ) was developed by

Options

A. Binet
B. Reid
C. Terman
D. Cattell

Answer

A

Explanation

Alfred Binet was a French psychologist, best - remembered for developing the first widely used intelligence test (IQ Test). This first intelligence test, referred to today as the Binet - Simon Scale, became the basis for the intelligence tests still in use today.