In question number 23 above, choose the best option from letters A - D that best completes the gap.
A
command
B
demand
C
warming
D
supply
Verified Correct Answer: C.
Grammar & Contextual Explanation
warming; a gradual increase in the overall temperature of the earth's atmosphere generally attributed to the greenhouse effect caused by increased levels of carbon dioxide, CFCs, and other pollutants.
Source: Myschool Past Questions Archive (Record #15376)