Oops that is incorrect. The correct answer for this month's quiz is number two. AC-3 is related to sound and not computer video. See any of the following definitions for additional information about each of these terms: DirectX, AC-3, GeForce, and OpenGL.

Of the 51,673 people who have answered this quiz question 23,264 have answered it correctly and 28,409 have answered it incorrectly. Based off these results this question has been given a difficulty level of hard.

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