We Know That the Heritability Coefficient for Intelligence Is Roughly

Multiple Choice

We know that the heritability coefficient for intelligence is roughly +0.50.What does this actually mean?

A) Intelligence is 50% heritable and 50% due to the environment.
B) 50% of the variability in IQ scores within a population is due to genetics.
C) If IQ scores within a population vary by more than 50%, then IQ is due to genetics.
D) As genetics relatedness increases, so does the correlation between IQ scores.