Upgrade to Adobe Acrobat reader to the latest version

Dear All,

we have around 4000 Computer with Adobe Reader version 10,11 installed, I want to upgrade to the latest version, I need more details

- What is the latest Version or Build

- I will Upgrade by USing SCCM 1710 Current branch (also it will upgrade existing version)

- Any ADMX for GPO

- Different between the  Continuous track and Classic

- Install/Uninstall Command

- How to keep my Base Version update

- any XML for Microsoft SCUP 2017