Can you help me with these questions?

Human capital is 0 financial resources available to humans for investment 0 factories and machinery made by workers 0 the skills and training of workers 0 the total savings of all workers currently employed 0 factories and machinery used by humans in the production process Question 2 (1 point) The investment in human capital that contributed to the rapid economic recovery in Germany and Japan after World War II was mainly achieved through O large wage differential paid to skilled versus unskilled workers 0 subsidies provided by the U.S. funded Marshall Plan O an apprentice system and on-the-job training 0 public education 0 a superior system of higher education Machines, equipment, and buildings used to produce goods and services are called 0 human capital 0 indirect goods 0 financial capital 0 intermediate goods O physical capital Question 4 (1 point) Because of the power of small differences in growth rates of real GDP per person over the long run produce large differences in the average standard of living. 072 Q 'the invisible hand' 0 average labor productivity 0 monopolies 0 compound interest