When the demand for a product is greater than the supply, prices and profits:

They will increase

Explanation:

When the demand is high, and supply is high the prices will decrease. When supply is low, and demand is high the prices will increase. This is because if you have low supply on something, and a lot of people want your product, but you do not have enough for everyone, you will increase your price to make a greater profit. This way you can buy more supply, which will meet your demand.