A. In emission trading, the government fixes the total amount of pollution that is acceptable to maintain a desired level of air quality.
B. Economists argue this approach makes air pollution control more cost – effective than the current practice of fixing air pollution standards and expecting all companies to pollute below these standards.
C. USA uses emission trading to control air pollution.
D. It then distributes emission permits to all companies in the region, which add up to the overall acceptable level of emission.
Rearrange the parts to form a coherent sentence:
A) is no longer a privilege
B) that only the elite enjoy
C) quality education
D) in the modern world
Rearrange the following parts to form a meaningful and grammatically correct sentence:
P. that maintaining a positive attitude
Q. even in difficult situations
R. is essential for success
S. and helps overcome obstacles effectively