QuestionS: a) Identify which class the following IP addresses belong to and why? 4] (i) 132.168.2.16 (ii) 28.30.258.202 (iii) 224.39.56.0 (iv) 20.10.40.10/26 b) Find the first address, the last address and the number of addresses in the subnet if one of the IP addresses in that subnet is 246.15.36.226/26 [61 (i) First address (ii) Last address (iii) Number of addresses