The ideal criteria in using intelligence tests for predication should be ______.

A．Ideal criteria for objective and reliable achievement tests in college courses ate hard to find.
B．Intelligence test scores can accurately predict the degree of academic success.
C．The correlations between intelligence tests and achievement tests are lowest in college courses.
D．The high correlations between intelligence tests and achievement tests in secondary school gain universal recognition.

A．telling in advance the degree of academic success
B．admitting intelligent children to school at the age younger than ordinary
C．finding out children with lower ability in primary schools
D．selecting pupils by public secondary schools