Which market is an example of a market for factors of production?

a) foreign exchange market

b) furniture market

c) automobile market

d) apple market

e) computer programmer market

Marginal benefit is

a) the cost of a decrease in an activity.

b) the benefit that arises from a decrease in an activity.

c) the benefit that arises from an increase in an activity.

d) the sum of benefit and cost that arises from an increase in an activity.

e) the cost of an increase in an activity.