A. 1. Update the application code in the existing deployment.
2. Select a new load balancer type before running the deployment
3. Deploy the new version of the application code to the environment
B. 1. Create a new environment with the same configurations except for the load balancer type.
2. Deploy the same application version as used in the original environment.
3. Run the swap-environment-cnames action
C. 1. Clone the existing environment, changing the associated load balancer type.
2. Deploy the same application version as used in the original environment.
3. Run the swap-environment-cnames action
D. 1. Edit the environment definitions in the existing deployment.
2. Change the associated load balancer type according to the requirements.
3. Rebuild the environment with the new load balancer type.