Which resource generates the largest share of the income in the United States?

Suppose that John allocates $10,000 of his disposable income for necessities. Any additional income beyond that is both spent and saved. Assume he has a disposable annual income of $50,000 and an MPC=0.8. Based on this information the additional amount spent on non-necessities should be:

A. $10,000. B. $40,000. C. $35,000. D. $32,000.

Is it possible for the unemployment rate to rise at the same time that the number of people working increases?

A. yes, if labor force growth outpaces growth in the number of people working B. yes, if established workers keep their jobs but no longer have the option of working overtime C. yes, if the new workers are employed less than full time D. no