A rightward shift in demand will cause an increase in price. The increase in price will cause a rightward shift of the supply​ curve, which will lead to an offsetting decrease in price.​ Therefore, it is impossible to tell what effect an increase in demand will have on price. Do you agree with your​ friend? A. ​No, the offsetting supply shift caused by the higher price will not be as large as the demand​ shift, so we know the price will rise some. B. ​No, the increase in price will not cause a shift of the supply curve. C. ​Yes, any time both the supply and demand curves​ shift, it becomes impossible to accurately determine the impact on the price of a good. D. ​Yes, since the shift in demand that raises the price must cause an offsetting shift in​ supply, we cannot know the impact