Sherry enjoys researching and finding answers to problems with which people are struggling. she has great analytical skills, and she hopes to be able to teach graduate students, too. which of the following jobs would be a good fit for her?
a park ranger
b physician’s assistant
c dental hygienist
d epidemiologist

D epidemiologist

Explanation:

The epidemiologists are the scientists who study the diseases by conducting  the population based studies. These are also called as the public health professionals. These professional take samples from the population and diagnose the factors which are responsible for the disease. Such scientists saves lives by detecting diseases and determine their treatment. They also prevent the future incidences of the detected diseases. They can also teach the students undergoing graduation.  

the answer is : )