When one or more writer can change the document text of a group member,what type of software tool is more likely being used?

A) Adobe Acrobat
B) PDF file
C) Spell check
D) Change tracking
E) Commenting

D)The simplest tools are software features such as commenting (which lets colleagues write comments in a document without modifying the document text)and change tracking (which lets one or more writers propose changes to the text while keeping everyone's edits separate and reversible). The widely used Adobe Acrobat electronic document system (PDF files)also has group review and commenting features, including the option for live collaboration.