2024 OK CDL Practice Test: Bus - Test 2 Based on 2024 OK CDL Handbook 26. ABS helps you: A Keep your wheels from locking up. B Lock up your wheels. C Count the number of students boarding the bus. Next More 26/30 Progress 0 Errors Restart Next Next Bus - Test 2 Back to Test List Bus - Test Bus - Test 3 Challenge Library 12 More OK CDL Practice Tests 1 Class A - Test 1 2 Class A - Test 2 3 Class A - Test 3 4 Class A - Test 4 5 Class A - Test 5 6 Class A - Test 6 7 Class A - Test 7 8 Class A - Test 8 9 Class B - Test 47 Bus - Test 3