Random list

Syntax
1

Hello,
Please how can i do a random list, For example i have 3 options 1 red 2 blue 3 black, And i want to change the order of list for each respondent,
Thank you.

2

See “here”:http://siteresources.worldbank.org/INTCOMPTOOLS/Resources/8213623-1380598436379/9346245-1429811612082/randomization.pdf