付款条件的英文表达 — 国际贸易选择题

业务员需在合同中写明「买方须在收到卖方发票后60天内以不可撤销信用证付款」这一付款条款。下列哪项英文表达最准确、最符合外贸函电惯例？ A. Payment shall be made by irrevocable L/C within 60 days after receipt of the seller's invoice. B. The buyer pays money by L/C maybe 60 days later after invoice. C. Payment is possible to use irrevocable L/C, 60 days invoice received. D. The seller shall receive a L/C which the buyer can cancel within 60 days of invoice.