Question: You have created a box that has a height set with CSS. Which line of CSS would add scroll bars if the content is taller than the box, but leave no visible scroll bars if the content fits into the box?

1. .box { overflow: scroll; }
2. .box { overflow: scroll-x; }
3. .box { overflow: auto; }
4. .box { overflow: none; }

Answer: The correct answer of the above question is Option C:.box { overflow: auto; }