Select the correct statement(s) regarding delay skew. a. delay skew impacts all conductive guided mediums (e. g., UTP, coaxial cable, etc.)
b. delay skew only impacts fiber optic cables, since various wavelengths of light reach the detector at slightly different times
c. delay skew impacts UTP and results in signal copies reaching the receiver at slightly different times based upon the twist ratio of each wire pair
d. all statements are correct

1. which of the following statements are true about routers and routing on the internet. choose two answers. a. protocols ensure that a single path between two computers is established before sending packets over it. b. routers are hierarchical and the "root" router is responsible for communicating to sub-routers the best paths for them to route internet traffic. c. a packet traveling between two computers on the internet may be rerouted many times along the way or even lost or "dropped". d. routers act independently and route packets as they see fit.