What was the largest U.S. fishery, in dollar terms, in 2010?

The activist response to the monetarist platform says that

A) private spending may show some stability, but monetary or fiscal policy designed to stabilize it will just make things worse. B) private spending is stable partly because consumption spending is based on permanent income. C) even if prices are not completely flexible in the short-run, given time there is enough flexibility for the system to return to the natural level of real GDP. D) None of the above.

Will the national debt have to be paid off (i.e., reduced to zero) in the future? a. No, it can continually be refinanced

b. Yes, if it is not paid off, the U.S. Treasury will have to file for bankruptcy. c. No, technically, it is not a contractual obligation of the federal government. d. Yes, but since most of the debt is held by Federal Reserve Bank, its re-payment would merely involve an accounting transaction between the Fed and the Treasury.