Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to use the " bedtime " setting in the alarm app on an iphone [title] Open the clock app. [step] You can find this on your home screen. Select the " bedtime " tab.

Ending1: It's the third tab from the left at the bottom of the screen. [title] Review the screen with information describing what bedtime is. Ending2: [title] Tap turn on dark " or remove " contacts. [step] This will open your iphone's contacts app. Ending3: [title] Search for an alarm on the " wake up " tab in the context menu. [step] The alarm can appear in other apps such as sleep/wake screen, career day and day care tabs. Ending4: [title] Tap the " snooze " button. [step] It's the orange button in the upper right corner of the clock app.

Answer format: ending1/ending2/ending3/ending4