单选题 Thank you for informing US of the overcharge on your account and we have contacted the store on your behalf and are awaiting their reply.
【正确答案】 C
【答案解析】[解析] overcharge意为“要价过高”,因此the overcharge on your account意指“您的账户被多收款”,on one"s behalf“为……的利益”,故选项C翻译正确。