A+ Pop Quiz: Delivery might be a better option A system administrator has walked into the tech room, grabbed a multimeter, and walked out. Which of these would he most likely be working on? A) Finding the end of a network run between a user's desk and the wiring closet B) Connecting an RJ45 connector to a UTP cable C) Troubleshooting the physical connection on a WAN interface D) Checking the continuity of a serial cable E) Connecting an Ethernet run to a 110 block F) Getting an early lunch