Women with PKU Who Eat a Normal Diet During Pregnancy

Women with PKU who eat a normal diet during pregnancy will have children with ____.

A) only a 25% chance of developing PKU
B) intellectual disability only if the child's phenotype is homozygous recessive
C) intellectual disability only if the child's phenotype is heterozygous
D) intellectual disability regardless of the child's genotype
E) no greater chance of having PKU than if she ate a special PKU diet