The answer is d I just realized(-_-)
Answer:The esophagus is a muscular tube connecting the throat (pharynx) with the stomach. The esophagus is about 8 inches long, and is lined by moist pink tissue called mucosa. The esophagus runs behind the windpipe (trachea) and heart, and in front of the spine.
Explanation:
I don't understand the question fully hold on
Answer:
D: Health care and public health are not mentioned in the United States Constitution thus the states generally have considerable authority in these areas.
Explanation:
Individual states have different laws governing healthcare and public health in them, and so anyone moving from one state to the other, has to fulfill the laws of the destination state if they want to practice in that state.