The most important and common protocols associated TCP/IP internetwork layer are.i) Internet protocol(IP) ii) Internet control Message Protocol(ICMP)iii) Bootstrap Protocol (BooTP)iv) Dynamic Host Configuration Protocol (DHCP)v) Address Resolution Protocol (ARP)

• A. i, ii, iii and iv only
• B. i, iii, iv and v only
• C. ii, iii, iv and v only
• D. All i, ii, iii, iv and v