3.如果在还盘时,想强调“质优价高”,可以使用下列哪句表述?

A. We are of the opinion that if you could increase your order to 3,000 pieces, we would allow a 5% discount
B. The oil price has risen sharply, so there is no possibility for us to cut the price to the extent you expected
C. We accept that our price is a bit higher than that of other suppliers, however, the quality of other companies do not measure up to ours. Besides, we offer 5-year warranty, while most of the other suppliers offer 3-year warranty
D. Considering our friendly relations, we would exceptionally comply with your request by reducing our price to $25 per piece CFR San Francisco