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The three files do you need to perform a mail merge in a word document are:

  • the main document
  • the data source
  • the merged document

What are the files needed for mail merge?

They includes:

  • The Document types.
  • The Letters that is made up of a personalized greeting.
  • The Email of which each recipient's address is the key address on the to line, etc.

Hence, The three files do you need to perform a mail merge in a word document are:

  • the main document
  • the data source
  • the merged document

Learn more about mail merge from

https://brainly.com/question/17731136

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