You would like to configure an Ethernet interface with the following characteristics: ?
Fast Ethernet port 3/2 ?
192.168.1.1/24 ? VLAN 21 ?
Description “SNMP-Mgmt”
Which set of configuration commands accurately completes this task?

A.
interface fast 3/2
descriptionSNMP-Mgmt
encapvlan
interfacefast 3/2.21
vlanid 21
ipaddress 192.168.1.1 255.255.255.0

B.
interface fast 3/2
encapvlan
interfacefast 3/2.21
vlanid 21
ipaddress 192.168.1.1 255.255.255.0
descriptionSNMP-Mgmt

C.
interface fast 3/2
encapvlan
descriptionSNMP-Mgmt
interfacefast 3/2.21
vlanid 21
ipaddress 192.168.1.1 255.255.255.0

D.
interface fast 3/2
encapvlan
vlanid 21
interfacefast 3/2.21
ipaddress 192.168.1.1 255.255.255.0
descriptionSNMP-Mgmt