Answer:
The correct answer choice for the question: The study, or care, of patients with conditions of the heart and circulatory system, would be, D: cardiology.
Explanation:
The name of the medical field that studies and treats patients with conditions that affect their heart and cardiovascular system, is cardiovascular medicine. However, the medical specialists who work on taking care of this major body system are known as cardiologists, and the specialty from internal medicine is known as cardiology. Cardiology is precisely the specialty that focuses only on the heart and cardiovascular system, over any other system.
Answer:
I think steroids would be the best because drugs could hurt you but steroids are less
Explanation:

At the heart of it, the main difference is that a product business sells physical, tangible objects, whereas a service business provides value through intangible skills, expertise and time.
Answer: 1930s
The term stress as it relates to the human condition first emerged in scientific literature in the 1930s, but it did not enter the popular vernacular until the 1970s (Lyon, 2012).
Hope this helps :)