Question

Differences in, and competition over, technical standards__________ .
A. caused the FCC to temporarily ban any new TV licenses in the late 1940s and early 1950s
B. meant that it took over a decade before all three of the major networks started broadcasting in color in the mid-1960s
C. resulted in a "war" between the Beta and VHS formats of home videocassette recorders
D. resulted in a "war" between Blu-ray and HD DVD formats for high-definition movie recordings
E. All of the options are correct.

Answer

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