Which of the following cable mediums would be the MOST cost effective without sacrificing system performance?

A technician is receiving reports that the entire office sporadically loses network connectivity throughout the day. The technician determines the root cause to be EMI. Which of the following cable mediums would be the MOST cost effective without sacrificing system performance?A . Coaxial B. Shielded Cat 6 C. Plenum Cat 5e D. Multimode fiber...