At the End of World War II, the U

At the end of World War II, the U.S.debt-to-GDP ratio was much higher than it was in 2013 but there was no talk of a "fiscal cliff." This was because

A) there was no legal debt ceiling in the U.S. in the 1940s
B) it was assumed that the anticipated reduction in budget deficits combined with economic growth would reduce the ratio quickly
C) financial investors believed in the ability of the U.S. government to eventually pay off its creditors
D) all of the above
E) none of the above