2024 OK DPS Practice Test 15 Based on 2024 OK Driver's Handbook 6. Your brake lights tell other drivers that you: A Are changing lanes B Have your emergency brake on C Are making a turn D Are slowing down or stopping Next More 6/30 Progress 0 Errors Restart Next Next OK Permit Practice Test 15 Back to Test List OK Permit Practice Test 14 OK Permit Practice Test 16 Challenge Library 12 More OK DPS Practice Tests 1 OK Permit Practice Test 1 2 OK Permit Practice Test 2 3 OK Permit Practice Test 3 16 OK Permit Practice Test 16 17 OK Permit Practice Test 17 18 OK Permit Practice Test 18 19 OK Permit Practice Test 19 20 OK Permit Practice Test 20 21 OK Permit Practice Test 21 22 OK Permit Practice Test 22