Concept:A downward sloping demand curve illustrates the law of demand: an inverse relationship between price and quantity demanded.
Explanation:When the demand curve slopes downward from left to right, it shows that as price (
P) falls, quantity demanded (
Q) rises.
Sellers must therefore reduce the price to attract more buyers and sell a larger quantity.
This means that a lower price is needed to increase the quantity sold.
Option D correctly states this relationship.
Options A, B, and C do not accurately describe what a downward sloping demand curve means.
Answer:D. price must be lowered to sell more