Which of the following cable types is associated with an Ethernet with a RJ45 connector？（）

A.Coaxial
B.Cat 1 UTP
C.Cat 3 UTP
D.Cat 5 UTP

A./etc/hosts
B./etc/resolv.conf
C./etc/netsvc.conf
D./etc/named.boot

A.To use ftp and telnet
B.To perform NFS mounts
C.To make /etc/hosts files unnecessary
D.To reduce network traffic and save bandwidth