I think the correct answer is D
CCCCCCCCCCCCCCC CCCCCCCCCCCCCCC
Overdominance occurs when a heterozygote has a more phenotype than that of either of its parents.
<span>One reason confidentiality would be important at a time of a medical emergency is if the patient didn't want people to know about the emergency so that they wouldn't worry. Another reason is for instance if that medical emergency was something that the patient considered embarrassing then they wouldn't want people to know.</span>
I believe the answer for your question is C