Multiple Choice
Assume that the price for air conditioner maintenance services has risen and sales of these services have fallen.One can conclude that________.
A) the law of supply has been violated.
B) the demand for air conditioner maintenance services has increased.
C) the supply of air conditioner maintenance services has decreased.
D) air conditioner maintenance services are becoming more technologically advanced.
Correct Answer:

Verified
Correct Answer:
Verified
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