ff the economy is just beginning to come o
题型：单项选择题
问题：
ff the economy is just beginning to come out of a recession, which of the following would represent a typical sequence of phases in the business cycle（）
A. Expansion, business peak, contraction, recessionary trough.
B. Expansion, business peak, recessionary trough, contraction.
C. Depression, expansion, business peak, contraction.