2024 SC CDL Practice Test: Tank - Test 2 Based on 2024 SC CDL Handbook 4. Which of the following hazardous material classes is the most dangerous? A Division 6.2 B Division 6.1 C Division 6.4 D Division 6.5 Next More 4/28 Progress 0 Errors Restart Next Next Tank - Test 2 Back to Test List Tank - Test Tank - Test 3 Challenge Library 12 More SC CDL Practice Tests 31 Tank - Test 3 32 Tank - Test 4 33 Tank - Test 5 34 Air Brakes - Test 35 All - Test 36 All - Test 2 37 All - Test 3 38 Tank and Hazmat - Test 39 Tank and Hazmat - Test 2 40 Class C - Test