Figure 2-1 A cyclic chart with arrows connecting 4 entities: households, markets for goods and services, firms, and markets for factors of production. Arrow A points from households to markets for goods and services to firms. Arrow B points from firms to markets for goods and services to households. Arrow C points from households to markets for factors of production to firms. Arrow D points from firms to markets for factors of production to households. Refer to Figure 2-1. Which arrow shows the flow of income payments? a. arrow B b. arrow A c. arrow C d. arrow D