Firms price discriminate to maximize total revenue

During the mid-2000s, the average price of a used car fell by nearly $500 and the quantity sold nation-wide decreased by several thousands each year. This set of results is a contradiction of the law of demand

Indicate whether the statement is true or false

In some developing countries, labor productivity has remained stagnant or fallen because

a. the capital stock has grown at about the same rate or more slowly than the population b. the capital stock has grown faster than the population c. the population has decreased d. foreign labor has been utilized e. wages have dropped