Carmen has a gardening blog, and wants to know what she can do to increase her PageRank. Which of the following would have the MOST POSITIVE influence to help her achieve her goal?

A backlink from a new gardening web page that includes $5$ external links $($including the one to Carmen's gardening blog$).$

A backlink from a new gardening web page that includes $12$ external links $($including the one to Carmen's gardening blog$).$

A backlink from a high$-$authority gardening web page that has $12$ external links $($including the one to Carmen's gardening blog$)$

A backlink from a high$-$authority gardening web page with $5$ external links $($including the one to Carmen's blog$)$

A backlink from a gardening web page that Carmen pays for the increased exposure.