It’s both.
For many learners, looking at a long word like "nationality" is intimidating. Where does the stress go? A good survival guide teaches the power of suffixes (word endings). Certain endings dictate exactly where the stress must fall. The Syllable Stress Survival Guide Pdf
Pronunciation scoring includes “rhythm and intonation.” The guide’s Chapter 5 is explicitly linked to speaking section rubrics. It’s both
You might ask: “Why a PDF? Why not an app or a video?” It’s both. For many learners
You will stop fighting the rhythm of English. And finally, you will start dancing to it.