What version of Redax should I run with Acrobat?

Please view the table below for version compatibility between Redax and Acrobat.

 Redax Version  Acrobat Versions
 3.8  5, 6 and 7
 4.0  6 and 7
 4.5  6, 7, 8 and 9
 4.6  6, 7, 8 and 9
 5.0  7, 8, 9 and X
 5.5  8, 9, X and XI
 5.6  8, 9, X and XI
 5.7  Acrobat DC