Well this basically means that as money, prices, and other such things go down it is a threat to business and the ones that invest in those business.
The answer is E and C. Hope this helps
I think that statement is true.
There are indeed many sources of air pollutants in both urban and rural settings.
In urban settings, the most common sources of air pollutants came from vehicle's emission.
Meanwhile, in rural settings, the most common pollutants came from mining process or factory waste.
The answer is D
Nobody s supplies will change so C and B are out of the question D and someone pitching a great deal will decrease the demand for the hot dog stand.