3. The additional income from selling one more unit of a good, sometimes equal to price, is a variable
the marginal product of labor
marginal revenue
Increasing marginal returns

Read the passage. then, identify the theme that is supported by the passage. most ships cannot survive a terrible thunderstorm. the ocean is an angry beast that will tame any who try to control it. the gods have the power to control human destiny. men are willing to die to eat the delicious cattle of the gods.