SAT English Practice Question

The world’s first commercially available personal computer, the Kenbak-1, was released in 1971. It was designed by John Blankenbaker, a software developer, and it featured a keyboard, a display, and a small amount of internal memory. The Kenbak-1 was intended for use in educational settings, allowing students to learn about computer programming. It is an important part of the history of computing, because it was a forerunner of the more sophisticated personal computers that would become popular in the 1980s.

1. A.It is an important part of the history of computing, as it was a forerunner of the more sophisticated personal computers that would become popular in the 1980s.
2. B.It is an important part of the history of computing; because it was a forerunner of the more sophisticated personal computers that would become popular in the 1980s.
3. C.It is an important part of the history of computing, for it was a forerunner of the more sophisticated personal computers that would become popular in the 1980s.
4. D.It is an important part of the history of computing, so it was a forerunner of the more sophisticated personal computers that would become popular in the 1980s.