The end of rationing and other restrictions after World War II
A. marked the beginning of a downward economic spiral.
B. opened the floodgates to consumer purchases.
C. signaled the end of the wartime economic boom.
D. was strongly opposed by American businesses.
Generally speaking, the end of rationing and other restrictions after World War II "B. opened the floodgates to consumer purchases," since people now to purchase whatever they wanted in large quantities.