What is the main reason some marijuana growers divert water? ?

In familial hypercholesterolemia individuals homozygous for the allele causing the disorder completely lack receptors on liver cells that take up cholesterol from the blood stream. heterozygous have one-half the number of receptors while individuals homozygous for the normal allele are phenotypically normal. this is an example of a.epistasis b.complete dominance c. incomplete dominance d. codominance

I’m stuck on this question cuz i’m stupid sksksksk

Which of the following can be assumed about the layers in areas 2 and 4