Who among the following researchers made two assumptions in his work on intelligence that mental abilities develop with age, and that the rate of developmental change is relatively constant for a given individual?
A)Sir Francis Galton
B)Lewis Terman
C)Alfred Binet
D)William Stern

Question

Quizplus · Accepted Answer

Alfred Binet made these two fundamental assumptions in his work on intelligence. He believed that mental abilities develop with age and that the rate at which these abilities develop is relatively constant for each individual. This led to the development of the Binet-Simon scale, a precursor to modern IQ testing.

Who Among the Following Researchers Made Two Assumptions in His