（）和（）共同组成商业银行的准备金。（）是商业银行用于应付日常提存的现金资产。
参考答案：库存现金、存放中央银行的款项、库存现金
“肘三角”关系紊乱和肘关节后脱位相鉴别的疾病不包括（）。
A.尺骨鹰嘴骨折
B.肱骨内髁骨折
C.肱骨外上髁骨折
D.肱骨头骨折
E.桡骨小头骨折
An investor purchases a stock for $40 a share and simultaneously sells a call option on the stock with an exercise price of $42 for a premium of $3/share. Ignoring dividends and transactions cost, what is the maximum profit that the writer of this covered call can earn if the position is held to expiration
A．
B．
C．
