Which word would appear first in a print dictionary?

The definition of a guide word is a word printed at the top of a page indicating the first or last word entry on that page. An example of guide word is the word "hesitate" printed on a page in a dictionary with the word "hesitate" listed as the first word on the page.

They allow readers to multitask.

Explanation:  

While readers are listening to audios, reading can be simultaneous and writing can also be done while audios are being heard.