フリー問題

問題文

The private half of the login key pair is lost. What can still be done with that cluster, and what is no longer possible?

選択肢

1. Reaching the interfaces of that cluster through the protected gateway stays closed meanwhile, while opening the remote shell as the privileged account becomes easier instead to the operator.
2. Reaching the interfaces of that cluster through the protected gateway stays permitted meanwhile, while opening the remote shell as the privileged account becomes easier instead to the operator.
3. Reaching the interfaces of that cluster through the protected gateway stays permitted meanwhile, while opening the remote shell as the privileged account becomes prohibited instead to the operator.
4. Reaching the interfaces of that cluster through the protected gateway stays closed meanwhile, while opening the remote shell as the privileged account becomes prohibited instead to the operator.