What type of referencing is used in this formula?

$=A$$$5**$$$B10$

Relative $($column B changes$)$ and Absolute $($fix A$5)$

Row Absolute $($fix row $5)$ and Relative $($B$10$ changes$)$

Row Absolute $($fix row $5)$ and Absolute $($fix cell B$10)$

Column Absolute $($fix column B and fix column A$)$