Which of the following shows why individual demand curve for a good usually slopes downward from left to right?

A.

More of commodities are offered for sale at a lower than higher prices

B.

Marginal utility falls as consumption increases

C.

The higher the price, the higher the quantity offered for sale

D.

Prices are usually falling when demand is low

Correct answer is A

A normal demand curve slopes downward from left to right indicating at higher price, less quantity will be demanded and vice versa.