【单选题】

Questions 150-152 refer to the following letter.

Dear Mr. Ito,
We welcome your inquiry of June 20th and thank you for your interest in our products.
Our catalogue and some working samples we regularly use in our manufactures (150) to you today by express mail. Unfortunately, we cannot send you immediately a (151) range of samples, but you may take it that working samples are of the same high quality when you actually order them.
Mr. Kim, our overseas director, will be in Japan early next month and will be pleased to call on you. He will have with him a wide range of our manufactures, and when you see them, we think you will agree that the quality of the material used and me high standard of craftsmanship will appeal to the most (152) buyer.
We look forward very much to the pleasure of receiving an order from you
A、selective
B、definitive
C、choosing
D、competitive