How has digital technology changed television? why is it an improvement?

Digital television also used satellite transmitted information to produce audio and video signals. With digital, the video signals are pixels which can be told what to do, such as turn on or off, or what color they should be.

Explanation:

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i believe the answer is: a.  abstract forms were often used to represent human figures.

representing human figures in abstract forms is often used in the geometric period, not hellenistic  period.   during the hellenistic  period,   aesthetic value derived from creating arts which mimic the actual shape of a certain object or individuals.

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