With reference to the use of Punctuation marks, which of the following statements is not correct?
1
Square brackets [ ] are used to add clarifying information or editorial comments to quoted material.
2
Square brackets [ ] are used interchangeably with parentheses ( ) for setting off non-essential information.
3
An ellipsis (...) is used to indicate that words have been omitted from a quotation.
4
An ellipsis (...) can be used to suggest a pause or a trailing off of thought.