hich rules must be followed for an MLA citation to be correct? Select four options.

The author’s name, if known, must be included.
Both opening and closing quotation marks must be used when quoting directly from a text.
The complete citation must be added to the works cited page.
The author’s name should be included only if the source is a book.
A parenthetical citation must be included before the quotation from the source.
The author’s name can be placed either before the quotation or within parentheses.
A closing quotation mark should be eliminated if the quotation is longer than one line.