Learn Accessibility by Building a Quiz - Step 67

i am not under standing this question at all?!? help plz?

Your code so far
@media (prefers-reduced-motion: no-preference) {
scroll-behavior: smooth;
}

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Challenge: Learn Accessibility by Building a Quiz - Step 67

Link to the challenge:

@media (prefers-reduced-motion: no-preference){
here goes a selector {
  scroll-behavior: smooth;
}
}

This is the instruction:
image

If scroll-behavior: smooth is applicable to all HTML elements you should use the universal selector for this purpose. Browse a bit on the Web.