Biotechnology has given humans the ability to see what a person's genes will be like before they are even born. Why is choosing whether or not to test an unborn child for a genetic disease an ethical decision? A. Genetic testing may lead to difficult questions about what is best for the unborn child. B. Genes carry the information that determines what color eyes the child will have. C. Some people don't like doing medical tests. D. There are no treatments available for genetic diseases.