Cross - Layer Adaptive Feedback Scheduling of Wireless Control Systems . ( arXiv:0809.4924v1 [ cs . NI ] ) There is a trend towards using wireless technologies in networked control systems . However , the adverse properties of the radio channels make it difficult to design and implement control systems in wireless environments .
According to the above context, choose the best option to answer the following question.
Question: What may be the purpose of the post ?
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B. To describe technology
C. to give tech support
D. None of the above choices .


B