Why was the concern over global cooling replaced with a concern over global warming? a.
The science community needed a cause to frighten the general population.
b.
Steady surface temperature increases were noted between the 1970’s and 90’s.
c.
Air pollution only became a concern in the 1980’s.
d.
Scientists observed severe ocean acidification.

Please select the best answer from the choices provided

A
B
C
D

Ron and nick chose to start their own businesses. ron wanted to start an ice cream shop, and nick wanted to launch a television manufacturing company. ron and nick had equal amounts of funds on hand and no government regulations restricting them. months later, however, ron has already set up his business, while nick is still struggling to raise additional funds to build a factory. what was the main factor that affected nick’s business? a. an irrelevant business idea b. low demand for tvs in his country c. high start-up costs d. lack of labor economics