The best illustration of the economic concept is scarcity. Thus the correct option is (C).
Scarcity refers to the limited or the shortage of the natural resources in the particular region. It is an economic concept which defines that there is the shortage to the infinite needs of the human beings because resources are finite.
According to the illustration the corner offices in the high rise building has the high rent because of the limited number of the high rise offices and the huge demand of the location.
Thus the correct option is (C).
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