フリー問題

問題文

The brackets that carry the collars in the parlor are cut from aluminum, and the two quotes for their surface work differ in what is grown on the metal and how thick it ends up. The barn box has separately been found sitting with its lamp on but answering nothing, twice in one winter, and the fitter has been asked for the one part to add so that a box in that state restarts itself. Which pairing belongs in the works file?

選択肢

1. The works file records the passivation finish that the aluminum brackets take, and the box documentation identifies the heartbeat timer that this state of the box calls for.
2. The works file records the anodizing finish that the aluminum brackets take, and the box documentation identifies the heartbeat timer that this state of the box calls for.
3. The works file records the passivation finish that the aluminum brackets take, and the box documentation identifies the watchdog timer that this state of the box calls for.
4. The works file records the anodizing finish that the aluminum brackets take, and the box documentation identifies the watchdog timer that this state of the box calls for.