以下哪种技术使用了进程的挂起状态()? A: 进程替换 B: Dll注入 C: Hook注入 D: Detours

Rather than the new regulation of European Union, Lufthansa prefers to ______ as a more efficient way. A: tie up resources and capital by bureaucracy B: encourage important investments in environmentally friendly technologies C: take action to streamline air traffic control and diminish flight detours and holding patterns D: All of the above.