索取样册、价格表的写法 — 国际贸易选择题

某纺织品进出口公司首次致函澳大利亚一家进口商建立业务关系，拟在信末索取对方的产品样册与最新价格表。下列四句英文表述中，哪一句在礼貌语气与商务函电规范上均恰当无误？A. Send us your catalogue and price list at once. B. We would appreciate it if you could send us your illustrated catalogue together with your latest price list. C. You must give us your catalogue and latest price list immediately. D. It is a pity that you have never sent us your catalogue or price list so far.