问题详情

Between which two consecutive two-year periods was there the greatest percent increase in the Democratic receipts？
A．1981-82 to 1983-84
B．1985-86 to 1987-88
C．1989-90 to 1991-92
D．1991-92 to 1993-94
E．1993-94 to 1995-96请帮忙给出正确答案和分析，谢谢！