Proponents of the notion of a "political business cycle" suggest that: a possible cause of economic fluctuations is due to the use of fiscal policy for political purposes. B there is a trade-off among goals that tends to make the economic policies of state and local governments pro-cyclical. C the cyclically adjusted budget is a better indicator of the state of the economy than the actual budget. D cyclical swings in the economy are produced by the inherent instability found in capitalist economies