Which of the Following General Conclusions Regarding Intelligence and Its

Which of the following general conclusions regarding intelligence and its measurement is TRUE?

A) Contemporary psychologists are now in agreement that there are five basic factors of intelligence.
B) Heritability rates for intelligence are so high that most psychologists now acknowledge the environment plays no significant role in shaping intelligence.
C) The commonly used intelligence tests have good reliability, but they do not correlate with school performance.
D) Although there are many commonly used tests of intelligence, psychologists still have only a limited theoretical understanding of intelligence.