Define a business cycle​

Business cycles are a type of fluctuation found in the aggregate economic activity of nations… a cycle consists of expansions occurring at about the same time in many economic activities, followed by similarly general recessions… this sequence of changes is recurrent but not periodic."

Business cycles are a type of fluctuation found in the aggregate economic activity of nations .four stages are expansion, peak, contraction, and trough.

answer; /// the only one thats make little sense is (c) fair credit billing act;

the secretary of state, appointed by the president with the advice and consent of the senate, is the president's chief foreign affairs adviser. the secretary carries out the president's foreign policies through the state department and the foreign service of the united states.