This idea has been merged into another idea. To comment or vote on this idea, please visit FB-I-12 Conditional Fields.
It would be a great Feature to beeing able to show different sections / questions based on the users answer.
For example. You have a form where users can apply for Supporter and Moderator. Based on the option the user chooses, only the options that are relevant to that answer are shown.
I made a small example in Google Forms: https://forms.gle/L6TYsA1jC7cFmd7Q9