Which of the following factors was ultimately responsible for bringing down the civilization of ancient Egypt?
A Change of climate.
B Corrulption.
C flood.
D Population growth.
小郑买房时从银行贷款40万元,20年付,年贷款利率为6%,采用等额本息法按月还款,则第一年所还的利息总额为()元。
对于一份70岁开始每年年初给付的l0年保底终身年金,如果被保险人在72岁死亡(已领取3年),那么保险公司将()。