Thai Driving Test: For safety, what should be the first thing to test when star

Question / คำถาม

For safety, what should be the first thing to test when starting to drive about 3-4 meters ahead?

Answer choices / ตัวเลือก

1. A. Test the high beams (ทดสอบไฟสูง)
2. B. Test the turn signals (ทดสอบไฟเลี้ยว)
3. C. Test the horn (ทดสอบสัญญาณแตร)
4. D. Test the brake system (ทดสอบระบบเบรก)