问题详情

By saying "But speed alone wouldn"t validate it. The results are glorious"., Mr. Trotter means______.
A．the speed is not the key reason for success
B．the satisfactory results are the decisive factor to validate the success of the oven
C．besides the advantage of speed, the oven can also produce more satisfactory food
D．none of the above请帮忙给出正确答案和分析，谢谢！