Which of the Following Lists Contains, in This Order, Natural

Multiple Choice

Which of the following lists contains, in this order, natural resources, human capital, and physical capital?

A) For a shoe factory: leather, hand tools, the managers' knowledge of shoe making.
B) For a steel mill: the blast furnaces, the workers, iron ore.
C) For an airline: oil used to make jet fuel, the pilots' knowledge of flying, jets.
D) None of the above is correct.