This question consists of a group of sentences followed by a suggested sequential arrangement. Select the best sequence that forms a coherent paragraph.
(A) Since then, intelligence tests been mostly used to separate dull children in school from average or bright children, so that special education is provided to the dull.
(B) In other words, intelligence tests give us a norm for each age.
(C) Intelligence is expressed as intelligence quotient and tests are developed to indicate what an average child of a certain age can do, what a five-year old can answer, but a fouryear old cannot, for instance.
(D) Binet developed the first set of such tests in the early 1990s to find out which children in school needed special attention.
(E) Intelligence can be measured by tests.