computers have changed quite a bit Through The Years in early model could at 18 million numbers per hour one person could have needed many years to do the same job a modern computer could add one and a half trillion numbers in less than 3 hours. What is the main idea? A. Who uses computers. B. How long one person takes to do a job. C. How computers have gotten faster overtime. D. How fast modern computers can add.

C and D, I f I had to choose one, then I'd go with C because D is redundant. If computer have gotten faster over time, then it's inherent that a modern computer would be faster than a previous one, hence computers have gotten faster over time. C

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smecloudbird17 smecloudbird17 · Answer 2 · 2022-07-05T13:38:49+02:00

The main idea is how computers have gotten faster overtime.

What do you mean by main idea?

The author's argument regarding the subject is the paragraph's main idea. It is frequently stated explicitly or indirectly.

The very first line of the paragraph itself highlights the evolution of computers. In the paragraph, it is discussed that 18 million numbers may be added every hour by an early model and in less than three hours, a modern computer can add 1 1/2 trillion digits that suggests the comparison between new and old model of computers' speed.

Thus, the main idea is how computers have gotten faster overtime.

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