Respuesta :
Answer:
Earn a four-year MD degree
Explanation:
A cardiologist is a cardiology specialist. They are people who specialize in the diagnosis as well as in the treatment of diseases of the heart and blood vessels or better known as the cardiovascular system. They can also be consulted to learn more about cardiovascular risk factors and to take into account measures we can take to improve cardiovascular health.
For that, Dorothy needs to fulfil an earn a four-year MD degree.