【单选题】

Questions 141-143 refer to the following letter.

Dear Mr. Shumar,
We appreciate you for your inquiry of January 28 and send our quotation for laser printers.
We have the widest (141) of printers in town. Their state-of-the-art technology, attractive designs, and the reasonable prices at which we offer them (142) you that they are worth the price. There is a heavy demand for them from individual customers in other parts of the province, which we find it difficult to meet, but (143) we receive your order within the next ten days, we will give you a firm offer for delivery by the middle of February at the prices quoteD、On orders for fifty units or more we allow a special discount of 10% for full payment within 3 weeks from the date of invoice.
For questions regarding the 2 year warranty program, please contact me at (800) 742-5656 or www. quickiaser. com. I look forward to receiving your order.
Sincerely,
Donna Karen,Director
A、convinces
B、convincing
C、will convince
D、being convinced