What ancient Khmer-style stone temple in Nakhon Ratchasima predates Angkor Wat?

• A Phimai Historical Park ✓
• B Phanom Rung
• C Muang Tam
• D Prasat Hin Khao Phanom Rung

Phimai Historical Park is an 11th-century Khmer temple complex that predates Angkor Wat and is aligned toward the Angkor capital.