How can the user add more zones to the existing ELB?

A user has created an ELB with the availability zone US-East-1.

The user wants to add more zones to ELB to achieve High Availability.

How can the user add more zones to the existing ELB?
A . It is not possible to add more zones to the existing ELB
B . The only option is to launch instances in different zones and add to ELB
C . The user should stop the ELB and add zones and instances as required
D . The user can add zones on the fly from the AWS console

Answer: D

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; Launch instances in a separate AZ and add instances to the existing ELB.