Answer:
The meaning of the word "automation" in the sentence "the automation of telephone answering frustrates many people" is:
A.the use of machines that work on their own
According to the given question, we are told that the way the telephone answering is automated, frustrates a lot of people.
The word automated means done automatically, or by its self. As a result of this, we can infer that the meaning of the word as used in the sentence is that the machines work on their own
The other options are incorrect because they do not show or convey the idea that the machines do the answering on their own, without any external help.
Therefore, the answer is option A.
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Chalk is a white powder made of soft limestone called calcium carbonate. It can be found in both a powder substance or a more firm rock-like form. One use of the powder form is for gymnasts. They use the calcium carbonate powder from to protect their hands from blisters when doing work on the bars, pomel horse, or rings. The harder form of calcium carbonate can sometimes be found in the shape of a long round cylinder and is used as a writing implement on blackboards. Sometimes it is mixed with a coloring agent and used to draw pictures on sidewalks.
