ellipses quick check

item 1: when is an ellipsis used?
to indicate a pause or an omission
item 2: what does an omission indicate in a sentence?
something left out
item 3: in a fictional text, an ellipsis is most likely used for which purpose?
to indicate a long pause
item 4: why would an author use an ellipsis to omit words from a quote?
to leave out unnecessary information