The answer to this question is B. There is only a 1/4 chance that the hamster will have black and beautiful hair. Genetics is a fun thing because different traits can be traced to ancestors. This is not only true for the various features of people. This can also apply to specific health conditions.
This explains why some people may acquire certain health conditions from their relatives. For example, a person has a higher chance of developing diabetes if one or both the parents also have this condition. There are still some diseases that are being studied to know if they can be passed on from one generation to another.