单选题Which of the following cable types is intended to be used on short distances and is immune to anytype of interference?（）ASinglemode fiberBMultimode fiberCShielded twisted pairDUnshielded twisted pair
单选题
Which of the following cable types is intended to be used on short distances and is immune to anytype of interference?（）
A
Singlemode fiber
B
Multimode fiber
C
Shielded twisted pair
D
Unshielded twisted pair
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