Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to create a listserv [title] Download the listserv program that best meets your needs in the download area of http: // www.lsoft.com /. There are 3 options for any operating system : [substeps] Listserv classic is the first and most often used of the listserv programs. It meets the needs of most individual users and includes email and discussion groups.

Ending1: The top operating system that protects the users, a bot and an app app, can be free on this program's operating system. Click on the account tab at the top of the screen. Ending2: It provides support and resources from all active computers. It is able to optimize user and homepage users. Ending3: This program allows users to view user comments, news reports, and news feeds in more details. You also can utilize this program on applications of other programs, but requires additional software and content. Ending4: Listserv lite is for entry-level electronic mailing lists and does not contain advanced features. Listserv maestro meets the needs of heavy users with a large number of subscribers.

Answer format: ending1/ending2/ending3/ending4