Answer:
The correct answer is : "In the supply-and-demand schedule shown above, at the prices of US$ 200 and US$ 250, there is excess supply because quantity supplied is greater than quantity demanded."
Step-by-step explanation:
1. Let's review what happens at the price of US$ 150: Both quantity demanded and quantity supplied matched. That's why is denominated equilibrium price.
2. Let's review what happens at the price of US$ 200: The quantity supplied, 450 units, is bigger than the quantity demanded, 75 units. At this price there is an excess of supply of 375 units.
3. Let's review what happens at the price of US$ 250: The quantity supplied, 600 units, is much more bigger than the quantity demanded, 0 units. At this price there is an excess of supply of 600 units.
The correct answer is : "In the supply-and-demand schedule shown above, at the prices of US$ 200 and US$ 250, there is excess supply because quantity supplied is greater than quantity demanded."