A/An ________ is a series of large tanks that begin with anaerobic treatment and follows with plants and biological life forms that would live in various wetland areas.
A) leach field
B) eco-machine
C) septic field
D) septic tank
E) wastewater treatment plant
Question 2
________ are enclaves in countries where materials are imported, processed, and reexported as finished products, usually to Europe and the United States.
A) Export processing zones
B) Import-export processing areas
C) Manufacturing enclaves
D) International record mines