What caused the popularity of personal computers to rapidly increase in the late 1970s and the 1980s?
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The development of Reaganomics policies led to large increases in disposable income for many people.
The development of the Internet helped companies all over the world to conduct business with each other.
The development of social media allowed individuals from around the world to interact with each other.
The development of microprocessors enabled companies to make smaller and cheaper computers.

The development of Reaganomics policies led to large increases in disposable income for many people

Explanation:

Home computers were a class of microcomputers that entered the market in 1977 and became common during the 1980s. They were marketed to consumers as affordable and accessible computers that, for the first time, were intended for the use of a single nontechnical user.

But Regan policy also has a hand I the popularity of personal computer because it was cheaper and very affordable due to high incone rate and low tax.

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explanation:

he sent troops to protect the students as they entered the school.