All (or as many as you want) of your <<*Options*. . .>> and <<*Optional*. . .>> blocks can be gathered together at the top of document so that they can be answered all at once. As you might surmise, this is what is what can referred to as an 'Interview.' Answer the interview questions (which of course tell Pathagoras what you want to keep, what you want to delete, what you want to add, and then go have a cup of coffee. When you return, your document is complete.
The Interview routine (how to create manually, how to create automatically, how to edit and shape it, etc.) is fully discussed starting at this link.