What are two differences between optical-fiber cabling and copper cabling? (Choose two.)

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What are two differences between optical-fiber cabling and copper cabling? (Choose two.)
A . Fiber connects to physical interfaces using RJ-45 connections.
B . The data can pass through the cladding.
C . Light is transmitted through the core of the fiber.
D . The glass core component is encased in a cladding.
E . A BNC connector is used for fiber connections.

Answer: CD