What does infrastructure refer to? process by which a nation improves the economic, political, and social well-being of its people type of economy that is based on heavy manufacturing services and facilities necessary for an economy to function level of farming in which a person raises only enough food to feed his or her family

None of the above

Explanation:

The second option, "type of economy that is based on heavy manufacturing services and facilities necessary for an economy to function", comes close to the answer but is wrong where it says, "type of economy that is based on heavy manufacturing services...".

Infrastructure is the fundamental facilities(not "heavy" manufacturing services) and systems that serve a country, city, or specified area or group of people in that area which includes the services and facilities necessary for its economy to function. They are "essential" physical components that are basic for a society to function. It comprises such things as: roads, railways, bridges, tunnels, water supply, sewers, electrical grids, and telecommunications (including Internet connectivity and broadband speeds).

services and facilities necessary for an economy to function

Explanation:

speed

explanation:

the answer is solomon northrup. he was a free-born african american, abolitionist and professional violinist that was drugged, kidnapped and sold as slave in 1841 and remained in captivity until 1853 where he regained his freedom with the of the then-governor of new york, washington hunt. he wrote and published his memoirs "twelve years a slave" in 1853, and in this text, he tells the story of his escape thru one of louisiana's swamps (the great pacoudrie swamp) in which he ended up covered in green slime from crossing the surface of the dead water.