It does clarify, so feel free to disregard the parts about ways to avoid doing this incrementally. But the rest of the answer should still resolve this for you.
You can try it yourself, and you don’t need a separate computer. Just make a few of these single-lesson apkg files, and then open a fresh (temporary) profile on your own computer – Profiles - Anki Manual. You can import them into that and see if it matches what you want to have happen.