Scroll refers to the action of moving text, images, or content vertically (or horizontally) on a screen, typically using a mouse, keyboard, or touchpad.
Why other options are incorrect:
(B) Wriggle: Means to twist or squirm — not related to document navigation.
(C) Fly: Refers to quick movement through air — not applicable to documents.
(D) Jump: While some software uses "jump to page," it's not the general term for moving down a page gradually.
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