Which action should a DLP administrator take to secure communications between an on-premises Enforce server...

Use the built-in Symantec DLP certificate for the Enforce Server, and use the “sslkeytool” utility to create certificates for the detection servers.

Use the built-in Symantec DLP certificate for both the Enforce server and the hosted detection servers.

Set up a Virtual Private Network (VPN) for the Enforce server and the hosted detection servers.

Use the “sslkeytool” utility to create certificates for the Enforce server and the hosted detection servers.