Step 1: Understanding the "Save as" function.
In MS-Word, the "Save as" function allows you to save a copy of the document with a new name or in a different location, while preserving the original file. This is useful when you want to create a new version of a document without overwriting the original.
Step 2: Explanation of options.
- (A) Print preview: This option is used to preview how the document will look when printed, not for saving a new copy.
- (B) Save: The "Save" function saves the current document without changing the name or location.
- (C) Save as: Correct. The "Save as" option allows you to create a copy of the document with a different name or location.
- (D) Edit: The "Edit" option is used for making changes to the document but does not help in saving a new copy.
Step 3: Conclusion.
Therefore, the "Save as" option allows you to preserve the original file and create a new copy.
Final Answer: Save as.