Ned Turner has done some research and has found that the population in the U. S. is aging which means there will be an increased need for health care professionals in the future. This is an example of influencing jobs in the future.

It's an example of Demographic trends.

Explanation:

Demographic trend can be defined as the measurable change in the characteristics of a population over time e.g. Change in concentration of a particular ethnic group, age-group, occupation, religion, political view, sex ratio, etc.

Since the population in the U.S. is aging which means there will be an increased need for health care professionals in the future it indicates a demographic trend.

answer; ///the declaration of independence;

c. taught scientists many new things about the earth, but not other planets.

explanation: