Which of the Following Statements Is True

Multiple Choice

Which of the following statements is true?

A) The stability of intelligence for Scottish children is higher than for other children in Europe.
B) When Scottish residents were given the same test of musical intelligence they had taken 5 years before, the correlation between the scores was high.
C) When Scottish residents were given the same IQ test they had taken 69 years before, the correlation between the scores was high.
D) Because of concerns about test bias, the high court in Scotland has banned the use of IQ tests for school-related decisions.