What did alfred binet introduce to intelligence testing? what purpose did his tests have?

Alfred Binet introduced the IQ tests, a way of identifying, through an intelligence test, which students were likely to need extra help while attending school. The developed a scale thanks to which our quotient has a number and such number means our degree of intelligence.

d is the correct answer.

b is incorrect because it makes food by itself

c is incorrect because us humans don't know how to produce their own food using the sun like plants.

a is incorrect because consumers can depend on carnivores for eating food for consumers to eat the dead organism. same thing with omnivores.

answer; i believe the correct answer is enlightenment;