Final answer:
Signs of a date and time inserted as a special object include red text and a gray border.
Explanation:
Signs that could indicate a date and time were inserted as a special object:
- The text of the date and time turns red when you point to it
- A gray border appears behind the date and time when you point to it
- It is difficult to put the mouse pointer's insertion point in the text
Learn more about Date and Time Insertion here:
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