With compatibility rules you can hide and show questions (or answers) depending on what the customer has already selected.
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Rule editor steps (or small video click here) on example when we are setting rule that Question 3 can be shown only if in Question 1 answer “is or above 5” and in Question 2 answer is option B.
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→ And this is how it will look like in Frontend - as soon both conditions are met the Question 3 will be visible.
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Instead of hiding you can also gray-out questions and answers. And you can ask the customer before something gets deselected.
The settings for that are called 'What to do while the question is disabled' and 'What happens, when the system changes the selection'.