"Some people predict, however, that the prices of chocolate will increase drastically in about three years because of some unhealthy crops." Given this expectation for the future, what will happen to the demand of chocolate now? The demand will:a. decrease as people switch to substitute goodsb. increase as consumers buy more now to avoid higher prices laterc. decrease; when prices increase, demand decreasesd. stay the same as consumers plan to adjust to the prices in the future