Which factor of production came as a direct result of the territorial expansion illustrated in this map?
A
New resources
B. New technology
С.
Increased education
D. Increased productivity

Which of these is a drawback of using natural gas? a. it is fairly safe for use in homes. b. it burns more cleanly than crude oil products. c. scientists have developed new ways of extracting it. d. during its extraction, groundwater can be contaminated.