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Explain the effect of the following on the supply curve. being careful to distinguish between a movement along the curve and a shift of the curve: (a) A severe drought reduces the supply of wheat. Show the effect on the malket for bread. (b) There is an increase in the demand for apples due to the discovery of new health benets. Show the effect on the market for apples, assuming that apples are not imported into the country. (c) Advancements in the development of batteries for electric cars. Show the effect on the market for electric cars