回复询盘时提供信息的表达 — 国际贸易选择题

买方来信询购真丝围巾并询问最小起订量、价格与交货期。作为出口商回复该具体询盘，下列哪个句子最恰当地提供产品关键信息？A. We regret to inform you that your inquiry has been closed. B. Thank you for your inquiry. The minimum order is 500 pieces, priced at USD 5.50 per piece CIF Shanghai, with delivery within 30 days after order confirmation. C. Our company was founded in 1990 and has many factories. D. Please visit our website whenever convenient for you.