Which theory of motivation hypothesized that within every human being there exists a set of needs that resembles a pyramid?

The answer is "Maslow's hierarchy".
 Abraham Maslow presented the theory in 1943 though it was it was fully expressed in 1954 by him in his famous work “Motivation and personality”. It is this theory of motivation which hypothesized that within every human being there exist a set of needs that resembles apyramid. I am uploading a picture portraying the pyramid.

Chinese households view water as a public good and resist any price increases. Policymakers are also concerned that raising water prices will exacerbate income inequality because water consumption represents a higher share of income for low-income households

EXPLINATION

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