According to the Figure Below, the R Allele Is Less

Multiple Choice

According to the figure below, the r allele is less frequent in generation II of this flower population. The frequency of r decreases in this population because

A) of genetic drift.
B) recessive alleles are always less common than dominant alleles.
C) p + q must always equal 1.
D) R alleles are more likely to "hide" r alleles in generation II.