Which document type would you recommend if an author wants to include some conceptual text and add narration to it?

Which document type would you recommend if an author wants to include some conceptual text
and add narration to it?

A.
A topic, because you can type in the bubble text and record sound for it.

B.
A package, because you will have multiple files to be used together.

C.
A webpage, because you can add any text and record sound for it.

D.
A section, because you can link the text and sound files to the section.

Explanation:
Turn off bubbles in Topics

Authors may opt to hide bubbles either per frame or for an entire topic. When you want to draw a
user’s attention to the content on the screen instead of the bubble. This feature works extremely
well in conjunction with the new sound capabilities. For instance, consider recording conceptual
information with narration and no bubbles.