Scenario: The NetScaler is connected to two subnets. The NSIP is 10.2.9.12. The external SNIP
is 10.2.7.3. The MIP for internal access is 10.2.9.3. Web servers, authentication servers and time
servers are on the 10.2.10.0/24 network which is available through the 10.2.9.1 router. The external
firewall has the 10.2.7.1 address. Traffic bound for Internet clients should flow through the external
firewall. Which command should be used to set the default route?

A.
add route 0.0.0.0 0.0.0.0 10.2.7.1

B.
add route 0.0.0.0 0.0.0.0 10.2.9.1

C.
add route 10.0.0.0 255.0.0.0 10.2.9.1

D.
add route 10.0.0.0 255.0.0.0 10.2.7.1