What 14th-century Thai Buddhist cosmological text describes the three worlds and influenced art and temple design?

• A Milinda Panha
• B Visuddhimagga
• C Traiphum Phra Ruang ✓
• D Vessantara Jataka

The Traiphum Phra Ruang (Three Worlds According to King Ruang) is a seminal Thai Buddhist cosmological treatise attributed to King Lithai of Sukhothai, describing heaven, earth and hell realms.