下列哪一项是有关财产关系的合同：（）
A、监护合同
B、婚姻合同
C、物权合同
D、收养合同
参考答案：C
With respect to discretionary changes in fiscal policy, the time period, between the recognition of the change and the time the policy change is enacted is best described as the（）
A. impact lag.
B. recognition lag.
C. administrative period.
在不派发股利的情况下，美式看涨期权的价值与距离到期日的时间长短无关。 ( )
