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Which of the following is a discrete random variable?
Horizontal Ruler
A tool in word processors and graphics applications that aids in aligning text, graphics, and other elements across the page.
Document Margins
The blank spaces between the text and the edge of the paper in a document, which define its layout and aesthetics.
Grammar Change
Modifications or updates to the rules or structure of a language, often leading to shifts in how words and sentences are constructed.
Undo Button
A user interface feature that reverses the most recent action(s) taken by the user, providing a way to correct mistakes.
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