What is the difference between asking "and then" and asking "why"? why do you think knowing the difference between is important when telling a story?

When To Ask Closed-Ended Questions

In quantitative usability studies, where you are measuring time on task and error rates, and you need to compare results among users In surveys where you expect many (1000+) respondentsWhen collecting data that must be measured carefully over time, for example with repeated (identical) research effortsWhen the set of possible answers is strictly limited for some reason After you have done enough qualitative research that you have excellent multiple-choice questions that cover most of the cases