Home / Newfoundland and Labrador / Questions / Rules of the Road Rules of the Road Report Multiple medications with unknown interaction: A Drive normally B Don't drive until tested; consult pharmacist C Short trips D Daytime only Show Answer & Explanation Correct Answer: B. Don't drive until tested; consult pharmacist Criminal impaired-by-drug. Previous Next More Rules of the Road Questions NL demerit accumulation at threshold triggers: Seatbelt use in NL is: Demerit points on NL record for: Tractor-trailer in NL requires: Motorcycle in NL requires: Often Missed All Newfoundland and Labrador Questions Smart Practice Mock Exam Road Signs Guide