In brief
list-style-position places the marker inside or outside a list item's principal box. The difference between inside and outside is clear when text wraps over several lines.
Useful to know
list-style-position places the marker inside or outside a list item's principal box. The difference between inside and outside is clear when text wraps over several lines. [1]
Check a realistic description rather than only one-word examples. The chosen position changes the visible alignment of wrapped lines and needs to work with the list's spacing.
Sources
For further detail and to check the information: