[6] b) Identify the types of wireless communication for the following examples: - [Your answer should contain the exact type of the media (e.g. twisted pair, coaxial, radiowave etc.), NOT guided and unguided media only.] i. AM Radio ii. Satellite network iii. DSL Lines iv. Thin Ethernet v. Cellular phones vi. SONET network [3] c) Differentiate among 3 propagation modes of light in optical fiber in terms of density of core and cladding. Four datagrams, each of 500Kb leave for the destination one after another 181