2024 NC DMV Practice Test 21 Based on 2024 NC Driver's Handbook 1. Alcohol causes A slower judgment B loss of concentration C All the others. D poor judgment Next More 1/30 Progress 0 Errors Restart Next Next NC Permit Practice Test 21 Back to Test List NC Permit Practice Test 20 NC Permit Practice Test 1 Challenge Library 12 More NC DMV Practice Tests 1 NC Permit Practice Test 1 2 NC Permit Practice Test 2 3 NC Permit Practice Test 3 4 NC Permit Practice Test 4 5 NC Permit Practice Test 5 6 NC Permit Practice Test 6 7 NC Permit Practice Test 7 8 NC Permit Practice Test 8 9 NC Permit Practice Test 9 10 NC Permit Practice Test 10