Differences In, and Competition Over, Technical Standards

Differences in, and competition over, technical standards .

A) caused the FCC to temporarily ban any new TV licenses in the late 1940s and early
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.