Looping questions is a useful way to display a series of questions based on the answers given to a previous question. This can help you gather more detailed and specific information from your respondents.
Here is a quick guide on How to use loop questions.
In the question, you want to loop, use the @ symbol to select the source question.
Enable the Repeat question option under Options.
Choose the source question and the source question choices you want to loop.
Give it a try and see how it can improve your survey or form.