フリー問題

問題文

A single class must be started directly by the launcher from the command line. How must its entry method be declared?

選択肢

1. The launcher can start only a method declared public and static inside the launched application.
2. The launcher can start only a method declared private and static inside the launched application.
3. The launcher can start only a method declared abstract and static inside the launched application.
4. The launcher can start only a method declared protected and static inside the launched application.