review the paragraph about human alarm clocks. waking up early can be difficult, so how did people get up on…

review the paragraph about human alarm clocks. waking up early can be difficult, so how did people get up on time before alarm clocks? starting during the industrial revolution, british and irish workers who needed to be up early for their jobs would hire other people to wake them up. these individuals, often early - rising women or policemen, would wake the workers at an agreed - upon time. some of these \human alarm clocks\ used long sticks to tap on the windows of their sleeping clients. others used a tube to shoot peas at each sleepers window. this method awoke only the person paying for the service and avoided angering their neighbors. once mechanical alarm clocks became more affordable, these human alarm clocks found less and less work. today, many people use their cell phones as alarm clocks. why should the bolded sentence be removed? it provides information that is off topic. it provides information that is redundant. it provides unnecessary personal information.
Answer
Answer:
It provides information that is off topic.
Brief Explanations:
The paragraph focuses on human alarm - clocks before mechanical ones. The bolded sentence about modern cell - phone alarm - clocks is not related to the historical topic.