Which of the following are assumed to remain unchanged along a given short-run aggregate supply curve? a. The position of the aggregate demand curve
b. Institutions, such as patent laws and tax systems, that make up the "rules of the game"
c. Resource Prices
d. The price level

c. Resource Prices

d. The price level

Explanation:

In the case of short-run aggregate supply curve, the price of the resources and the price level should be remain constant or remain the same and the other things would not be the same like position of the curve it can be rightward or left ward as the case may be

So as per the given situation, the option c and option d is correct