Forum Discussion
Multiplie Choice
The Graded Multiple Choice questions work that way automatically. So consider using those. Here is more information about question slides with automatic functionality: Form-Based Questions in Storyline 360 - E-Learning Heroes (articulate.com)
If you want to have buttons (or any objects with Normal and Selected states) work so only one can be selected at a time, put them into a button set. To do that, select the objects, right click, and then click to put them into a set. I recommend clicking New Set. That will let you name the set, which can be helpful if you have multiple button sets on the same slide..
This article provides more info: https://community.articulate.com/series/articulate-storyline-360/articles/articulate-storyline-360-user-guide-how-to-work-with-button-sets