Which choice listed below refers as cables which a non-flammable material specifically covers and does not emit poisoned fumes in case they catch fire?

Plenum-rated cables are covered with a non-flammable material, often Teflon or Kynar, and they do not emit toxic fumes in case they catch fire. On routers, SFP modules, and GBIC modules usually function link a gigabit Ethernet port with a fiber network. Cat 5, Cat 5e, Cat 6, Cat 6a are common categories of twisted-pair cabling. FDP is an acronym for fiber distribution panel: a cabinet planned to offer room for cessation, inventory, and splicing of fiber accesses.