I would say A. Because c and d r very dangerous if u think about it. And b is right in some situations. But if u do a then people can see whts going on if something happened because of the light. and it is safe. If wrong let me know. :D
Answer:
Typical employers of biomedical engineers
hospitals.
universities.
research organisations.
diagnostic/medical instrumentation manufacturers.
charities, such as Designability: The Bath Institute of Medical Engineering.
The correct answer is Cortisol.
Hope this helps.
I'm sure the answer you are looking for is specific to your class, but I would say that the nurse should provide something like, "The tumor is most likely benign, but until we test further, we can't know if it's malignancy."