Question

how can the various templates that are available for new word documents be accessed?
opening up an instance of word
pressing ctrl+n with word open
clicking file to enter backstage view
all of the above

Explanation:

When you open an instance of Word, you can access templates. Pressing CTRL + N (a common shortcut for new) with Word open also allows access to templates. Clicking File to enter Backstage View (where new document options including templates are located) is another valid way. Since all these actions lead to accessing Word document templates.

Answer:

D. all of the above