<Li> In September 2000 a boxed version of Apple's Mac OS X Public Beta operating system was released . </Li> <Li> Microsoft's release of community technology previews (CTPs) for Windows Vista, between September 2005 and May 2006 . </Li> <Li> Throughout 2009 to 2011, Minecraft was in public beta . </Li> <Li> On December 29, 2014, all owners of Halo: The Master Chief Collection for the Xbox One were able to download and play the Beta of Halo 5: Guardians for free through January 18, 2015 . Users of the Beta were reminded via an in - game popup that the release was a Beta and could contain some glitches, and were encouraged to communicate them through the Halo series online community . </Li>

Which of the following is the last stage in the new product development process