A Chief Information Security Officer (CISO) for a School District

A Chief Information Security Officer (CISO) for a school district wants to enable SSL to protect all of the public-facing servers in the domain. Which of the following is a secure solution that is the MOST cost effective?

A) Create and install a self-signed certificate on each of the servers in the domain.
B) Purchase a load balancer and install a single certificate on the load balancer.
C) Purchase a wildcard certificate and implement it on every server.
D) Purchase individual certificates and apply them to the individual servers.