Answer:
It is the most important because people are very important to the development of the country.
Explanation:
People are doing the work. We need the people to work at stores, build, mine, etc. The people of today are the ones that are building the industry making it a better place to live in. People are also important for the research, development, and engineering.
Answer:
We can optimize our physical health by good physical fitness, diseases free adequate sleep and healthy diet.
That would be Health Information Technology since EMR systems are used on a computer.