I was wearing a seatbelt. If I hadn’t been wearing one, I （）.

A. were injured

B. would be injured

C. had been injured

D. would have been injured

下列关于有价证券充抵保证金的说法，正确的有（）。

A．充抵的期限不得超过该有价证券的有效期限

B．标准仓单充抵保证金的，期货交易所以充抵日前一交易日该标准仓单对应品种最近交割月份期货合约的结算价为基准计算价值

C．国债充抵保证金的，期货交易所以充抵日前一交易日该国债的面值为基准计算价值

D．期货交易所可以根据市场情况对用于充抵保证金的有价证券基准计算价值进行调整