More and more high-rise buildings have been built in big cities（）space.

A. in search of

B. in place of

C. for lack of

D. for fear of

行政许可过程中，应该遵循（）。

A.处罚与教育相集合原则

B.育人为本

C.教育与强制相结合原则

D.便民原则