A driver should always: Question A driver should always: Answers Stay in one lane. Have an emergency plan. Stay in the left lane. Travel faster than the speed limit. Explanation When driving, you should always scan the road for potential hazards. Formulate plans for how to deal with the hazards if they develop into emergencies. This questions appears in the following tests: Arkansas Tank Maryland Class A Knowledge Test Massachusetts Class A Knowledge Test Minnesota Class B Knowledge Test Oregon Class A Knowledge Test