<span>Every 2 years, drivers in San Francisco must acquire a "smog certificate” to affirm the vehicle’s emissions test results and submit it with their registration renewal.
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Answer:
c. incentives
Explanation:
Adam Ferguson and John Millar are two great social philosopher who work on the development of the civic society. They have made large contributions to the area of sociology. According to them, industry and private property is a new phase in the development of human economy. Millar believed that economic progress of society will begin on the establishment of the private properties which will result in social organization and incentives in terms of high standard of living, well being of the society and employment.
Hence the correct answer is --
c. incentives
Geography influences our life now and it did so in the past. Because of this it helps understand the reasons for some events.
For example geography helps you understand why ancient Greece was composed of many small independent city-states rather than one empire: Greece is composed of many islands and valleys separated by mountains, and it was easy to defend those settlements so they were not conquered by other settlements ( as it was the case in other countries).