2024 RI Motorcycle Practice Test 4 Based on 2024 RI Motorcycle Handbook 14. The IPDE is a system designed to help you avoid collisions. Within IPDE, what does D stand for? A Dormant B Danger C Decide D Detour Next More 14/30 Progress 0 Errors Restart Next Next RI Motorcycle Practice Test 4 Back to Test List RI Motorcycle Practice Test 3 RI Motorcycle Practice Test 5 Challenge Library 12 More RI Motorcycle Practice Tests 1 RI Motorcycle Practice Test 1 5 RI Motorcycle Practice Test 5 6 RI Motorcycle Practice Test 6 7 RI Motorcycle Practice Test 7 8 RI Motorcycle Practice Test 8 9 RI Motorcycle Practice Test 9 10 RI Motorcycle Practice Test 10 11 RI Motorcycle Practice Test 11 12 RI Motorcycle Practice Test 12 13 RI Motorcycle Practice Test 13