How did mobile radio systems find its business competitiveness? The basic problem with mobile telephone companies as.pointed ou

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问题 How did mobile radio systems find its business competitiveness?
The basic problem with mobile telephone companies as.pointed out by the writer lies in their ______.

选项 A、enthusiasm about competition.
B、dubious technological standards.
C、exaggeration of product features.
D、awkward marketing strategies.

答案B

解析
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