Answer:
D. The training and certification required for these professions lead to a relatively low quantity of labor supplied at any give wage
Step-by-step explanation:
Getting admitted into the medical field is tough and requires a lot of effort and time from an individual attempting to do so. Because expectations are high, many people decide not to go through the process of entering the medical field and choose a career path that is a little easier for them. Due to this, there is a less amount of people in the labor force fit for jobs in a medical field. Regardless of the wages provided for these positions, the quantity of labor in the medical field is relatively low.
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