Wireless communication face the following challenges: Signal intorferance Sepgnal fading Eavesdropping Higher cost than wired communication All of above Not all of above QUESTION 11 Which of the following statements about circuit switching is FALSE? A. Message is broken into a series of packets B. Data may be analog voice, digitized voice, or binary data C. Deployed before packet switching networks D. Can be inefficient E. It uses dedicated communications path between two stations