Answer:
a career is like a Doctor or nurse, while a career Field would be medicine.
Explanation:
a career is specific, while a career Field is more broad term, of the sect it is in. Example: Medicine, Technology, Engineering, and Law is more broad. Opposed to Technician, hacker, and Laywer is.
Actions taken to avoid risks are proactive factors
Another name for kidney stones, is (Nephrolithiasis). Nephrolithiasis is the presence of calculi within the kidney. Nephrolithiasis is also the medical term for kidney stones.
So it's A. Nephrons
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