What was the first video game to make a profit?
a
pong
b
pac man
c
tetris
d
space invaders

The correct answer is D. It was "Space Invaders" the first video game to make profit. It was launched in 1978 by Taito. It launching was the beginnings of the reign of video games. Many arcades in shopping malls and in corners were built and even in restaurants, grocery, theaters and bars. 

To clear or to keep awake