A router outside the organization received a packet 224.240.7.91. Consider following steps taken by router.
1. The router looks in its routing table to find out how to route the packet to the destination.
2. The router looks at the first byte of the address to find the class.
3. The default mask for the class is ANDED (logical AND operation) and address is found.
Which of the following shows correct required step for finding the route?
(A) 3 - 1
(B) Only 1
(C) 2 - 3 - 1
(D) 1 - 2 – 3