Which is true about security rules on a compute node?

A. The port used for HTTPS connections is enabled by default based on a predefined security rule.

B. A new database deployment on a compute node automatically enables a set of predefined security rules.

C. New security rules can be defined to use only the TCP protocol but multiple port numbers.

D. A compute node port can be enabled only if it is associated with an existing security rule.

E. A security rule can restrict IP addresses that can connect to a database instance on a compute node.