Question: What is the `::placeholder pseudo-element` used for?

1. It is used to format the appearance of placeholder text within a form control.
2. It specifies the default input text for a form control.
3. It writes text content into a hyperlink tooltip.
4. It writes text content into any page element.

Answer: The correct answer of the above question is Option A:It is used to format the appearance of placeholder text within a form control.