Answer:
Global life expectancy is the average age that people live to be. This is not a national life expectancy where we look only at one country and is on a global level. The industrial revolution impacted life expectancy by raising wages, living conditions. New technology was invented and many breakthroughs in sanitation were made.
If you don't indicate to whom the check goes to, nobody can receive the money. (Unless the check was blank, then anybody could receive the money)