问题：
[单选题]必须贯彻以农业为基础、工业为主导的国民经济发展总原则,才能取得更好的效果。()
A
We must do better in applying the general principle of national economic development, namely, that agriculture is the foundation and industry the leading factor.
B
The general principle of national economic development—with agriculture as the foundation and industry as the leading factor—must be applied to obtain better results.
