Answer :
Final answer:
Population changes are driving significant demand in the healthcare field due to the aging baby boomer population, while technological advancements are also impacting job demand positively for roles like software engineers.
Explanation:
Changes in Population and Career Demand
Healthcare is the career field experiencing significant demand due to population changes, particularly the aging baby boomer population. As this demographic group grows older, the need for various healthcare professionals from nurse's aides to management staff in assisted-living facilities increases.
Technological advancements can also influence career demand, such as the production of more powerful computer chips increasing the need for software engineers. Conversely, some jobs like coal mining are in decline while sectors like healthcare are on the rise.