A Signal Has Just Been Received from the WAN Link

A signal has just been received from the WAN link on your network. Using the given components, which of the following shows the path that the signal would take from the WAN to a workstation on your network? Assume all components are used at least once and that some components may be used more than once. 1-backbone cabling 2-entrance facility 3-MDF 4-horizontal wiring 5-IDF 6-work area

A) 2, 1, 3, 4, 5, 4, 6
B) 2, 1, 3, 1, 5, 4, 6
C) 6, 1, 3, 4, 5, 4, 6
D) 2, 1, 5, 1, 3, 4, 6