Real business cycle theorists argue that _________ can explain short- and long-term fluctuation in output?

A. negative effect on economic growth during the simultaneous five-year period but has a significantly positive effect on growth in the subsequent five years
B. no effect on economic growth during the simultaneous five-year period but has a significantly negative effect on growth in the subsequent five years
C. a significantly positive effect on growth in the subsequent five years
D. an exponentially negative effect on growth ten years