Tom and Sylvia Have Seven Children

Tom and Sylvia have seven children. They record each child’s birthday party details in Word, including the party theme, guest list, games, goody-bag contents, and list of addresses for writing thank you notes. Over the years, Tom and Sylvia have created many birthday documents and would like a way to incorporate them into one document so that they can share their party ideas with friends and relatives.
-Tom is getting the hang of the master document concept. He is ready to insert the first subdocument but he cannot find the Insert button that Sylvia is referring to. Which of the following is most likely to be the case?

A) Tom needs to switch back to Normal view to insert subdocuments.
B) Tom needs to click the Show Document button in the Master Document group to see the Insert button.
C) Tom needs to access Word Options, then click the Show Index button check box.
D) Tom needs to save his document as a Master Document, then he'll see the Index button.