A Cloud Administrator for a Customer's Environment Must Ensure the Availability

Multiple Choice

A cloud administrator for a customer's environment must ensure the availability of critical applications. The cloud provider hosting the infrastructure lost power, and the environment was down for four hours. Which of the following solutions is MOST suitable for ensuring availability of critical applications?

A) Install services at alternate sites.
B) Enable HA on the critical infrastructure.
C) Move services to a third-party environment.
D) Deploy additional services to edge sites.