我国的行政监察机关是：
A．党的各级纪律检查委员会B．各级人民检察院C．各级人民代表大会D．监察部及地方各级监察厅、局
参考答案：D
在卫星云图上蓝色表示云雨区。
If a stock is selling for $25, the exercise price of a put option on that stock is $20, and the time to expiration of the option is 90 days, the minimum and maximum prices for the put today are :
A．
B．
C．
