_____ country has inaugurated Southeast Asia’s largest solar power farm called ‘Dau Tieng Solar Power Complex’ ?

1) Vietnam
2) Thailand
3) Philippines
4) Malaysia

Explanation:
On September 12, 2019, Vietnam has inaugurated Southeast Asia’s largest solar power farm called ‘Dau Tieng Solar Power Complex’. It occupies 540 hectares in Tay Ninh province, some 100 km from Ho Chi Minh City, having the capacity to generate 688 million kWh (kilowatt-hour) of electricity annually.