Which of the following statement(s) is/are correct? I. Similar to m...

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Which of the following statement(s) is/are correct?
I. Similar to message signals, different types of transmission media offer different bandwidths.
II. The commonly used transmission media are wire, free space and optical fibre.
III. Coaxial cable is widely used wire media, which offers a bandwidth of approximately \( 750 \mathrm{MHz} \).
(a) I and II
(b) II and III
(c) I, II and III
(d) Only I
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