下列哪些句子可用于表达“我们将按照客户的要求对产品进行包装”？（多选题 ) A: This is to confirm the receipt of your letter of April 16th, in which you proposed packaging and marking for the furniture. B: We assure you that we will act in exact accordance with your requirements about packaging. C: As for the packaging and marking, we will act in exact accordance with your requirements. D: We have agreed to accept your requirements about packaging comopletely.