WWW.surveyz.com provides you with the ability to select N questions and randomly pick one of those and display that to the Respondent.

This feature is Advanced Randomization. You can have a List on N Questions to choose between and those question may or may not have Branching associated with them.

In the Survey Edit Page Click on Add Randomizer and choose the List of questions to randomize between.

Please Note: For the Randomizer to Work Properly you need to put the randomizer Question before all the Questions it is Randomizing.