Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to stop using email so much [title] Recognize the problem. [step] Admitting you have a problem is the first step to solving it. [title] Invest in a clock that sits next to your monitor or laptop, preferably one with an alarm.

Ending1: [step] Set the alarm for a period of time, after which you must close your email program. Don't make this period of time any longer than half an hour. Ending2: [step] This will make sure that no one (not even a child) interrupts your wifi connection in order to view your email. [substeps] You can purchase alarm clocks in a variety of ways. Ending3: [step] You should only use it during the day and at night, when the sun is not directly hitting your clock, and won't attract unwanted attention. Keep it at 6am so the blinking light wakes you up. Ending4: [step] Your clock can offer you everything you need to get through a day. [title] Deliver a message, check your email, or whatever makes you tick.

Answer format: ending1/ending2/ending3/ending4