A Network Management Station (NMS) is using SNMP to manage some Cisco routers and switches with SNMPv2c. Which of the following answers most accurately describes how the SNMP agent on a router authenticates any SNMP Get requests received from the NMS?a. Using a username and hashed version of a password
b. Using either the read-write or read-only community string
c. Using only the read-write community string
d. Using only the read-only community string