After a business cycle trough a recovery follows

A) all of the time.
B) most of the time.
C) some of the time.
D) none of the time.

A recovery following a business cycle trough is a typical characteristic of the economic cycle. While there may be some exceptions, such as prolonged recessions or depressions, generally recoveries do follow troughs. Therefore, "all of the time" is the most accurate answer.