A system admin wants to add more zones to the existing ELB. The system admin wants to
perform this activity from CLI. Which of the below mentioned command helps the system admin to
add new zones to the existing ELB?

A.
elb-enable-zones-for-lb

B.
elb-add-zones-for-lb

C.
It is not possible to add more zones to the existing ELB

D.
elb-configure-zones-for-lb

Explanation:
The user has created an Elastic Load Balancer with the availability zone and wants to add more
zones to the existing ELB. The user can do so in two ways:
From the console or CLI, add new zones to ELB;