Sign 109 warns that the road narrows on both sides. You must slow down and watch out for oncoming vehicles. Therefore the correct answer refers to the narrowing on both sides.
109 = narrowing on both sides = slow down and watch for oncoming traffic
Thinking there is automatic priority on a narrow road
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What is the meaning of the following traffic sign?✓ Road works ahead.
What are you required to do according to the following road sign?✓ Slow down and obey the instructions of the workers and of all the road signs in the area.
What is the meaning of the following traffic sign?✓ Vehicle height restriction. No entry for a vehicle that exceeds, with its cargo, the height that is indicated in the sign.
What is the meaning of the following traffic sign?✓ Caution, bicycle traffic ahead.
What is the meaning of the following traffic sign?✓ Cross road.
What are you required to do when the following road sign is placed?✓ Slow down and follow the accepted right-of-way rules and the traffic signs that are placed at the intersection.
