Final answer:
The correct answer to the question is B. 'Scroll,' referring to continuously moving text or graphics usually displayed at the bottom of the screen to convey information.
Step-by-step explanation:
The feature that tracks at the bottom of a screen and moves slowly enough to be readable is known as a scroll. This term often refers to a continuously moving text or graphics that go horizontally or vertically across the screen and is commonly used in newscasts, websites, and multimedia presentations to display information such as news headlines or updates. While captions and subtitles can also appear at the bottom of the screen, they are generally associated with providing text for dialogue and sounds, and unlike scrolls, they do not move continuously.
A footer, on the other hand, is a term used primarily in document formatting or web design to refer to the consistent information found at the bottom of every page or section, but it does not move or track.The correct answer to the question is 'Scroll,' referring to continuously moving text or graphics usually displayed at the bottom of the screen to convey information.