フリー問題

問題文

The same rollout has to keep traffic private on the air and also give five hundred new nodes a way to be brought in. Which pair states what the cipher choice hides and what the joining flow issues?

選択肢

1. The same rollout needs both privacy on the air and one way to bring units in, so the cipher choice hides the carried content and the joining flow issues the first telemetry in that implementation.
2. The same rollout needs both privacy on the air and one way to bring units in, so the cipher choice hides the carried sender and the joining flow issues the first telemetry in that implementation.
3. The same rollout needs both privacy on the air and one way to bring units in, so the cipher choice hides the carried sender and the joining flow issues the first ticket in that implementation.
4. The same rollout needs both privacy on the air and one way to bring units in, so the cipher choice hides the carried content and the joining flow issues the first ticket in that implementation.