Which phrase describes the american economy immediately after world war i? slow but steady sharp but brief recession decade-long depression period of unprecedented boom

By Answer B they mean "Sharp but brief recession."

united states reinforcements contributed greatly to three allied victories in france at: cantigny (first major american battle), argonne (the largest in the united states military history, involving 1.2 million american soldiers), and château-thierry (one of the first actions under general pershing).

b. the passage of the equal rights amendment  

explanation:

this mean that anything that someone else could do they could do