Q. Consider the following advantages of the Optic Fibers and the Copper wires:
1. Optic Fibers are NOT susceptible to the electrical interference
2. Optic Fibers can be used to transmit more signals that Copper Wires
3. Optic Fibers can carry a signal over a single fiber, unlike the electricity which requires a pair of Copper wires.
Which among the above stand correct ?

• (A) Only 1 is correct
• (B) Only 1 & 2 are correct
• (C) All 1, 2 & 3 are correct
• (D) Only 3 is correct