下列哪种写法符合合法汇票对金额的要求（）。

• A、Pay to the order of A Co.the sum of one thousand US dollars by installments
• B、Pay to the order of A Co.the sum of one thousand US dollars plus interest
• C、Pay to the order of A Co.the sum of one thousand US dollars only
• D、Pay from our N0.2 account to the order of A Co.the sum of one thousand US dollars only converted into GBP