证券公司自营业务的特点有( )。
A．决策的自主性
B．投资的方便性
C．交易的风险性
D．收益的不稳定性
参考答案：A,C,D
IP地址是由四个小数点隔开的数字域组成，其中每个数字域的取值范围在（）之间。
On July 1, 1982, Ms. Fox deposited $10, 000 in a new account at the annual interest rate of 12 percent compounded monthly. If no additional deposits or withdrawals were made and if interest was credited on the last day of each month, what was the amount of money in the account on September 1, 1982 ？（）
A．$10,200
B．$10,201
C．$11,100
D．$12,100
E．$12,544
