org-ctrl-c-minus
org-ctrl-c-minus is an interactive compiled Lisp function in `org.el
'.
(org-ctrl-c-minus)
Insert separator line in table or modify bullet status of line.
Also turns a plain line or a region of lines into list items.
Calls `org-table-insert-hline', `org-toggle-item', or
`org-cycle-list-bullet', depending on context.