The answer is A, subduction :)
A theory proposed by Harold Hotelling states that owners of nonrenewable resources will only produce that resource if it wills the yield will have more value than other financial instruments available in the market, such as interest bearing securities and bonds. This assumes such owners are only motivated by profit and that markets are efficient. The theory is used by economists to predict the price of nonrenewable resources like oil, based on prevailing interest rates.
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Answer:
Child labour started when population increased. as a result the wants/demands of people are also increasing.so to accomplish the rising wants child labour is rising too.
Explanation:
The answer is 24 if you look at the map