2024 NC DMV Practice Test 15 Based on 2024 NC Driver's Handbook 23. What type of sign is this? A County route sign. B Interstate route sign. C U. S. route sign. D State route sign. Next More 23/30 Progress 0 Errors Restart Next Next NC Permit Practice Test 15 Back to Test List NC Permit Practice Test 14 NC Permit Practice Test 16 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 16 NC Permit Practice Test 16 17 NC Permit Practice Test 17 18 NC Permit Practice Test 18 19 NC Permit Practice Test 19 20 NC Permit Practice Test 20 21 NC Permit Practice Test 21