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113. Which TWO of the following descriptions are correct?
- The road surface marking for the 'yield' instruction is indicated as a white ＂△＂ sign.
- Cars driving in a lane with the yield mark must yield to cars driving in other lanes.
- On a general road, you must give a lane change signal 30 meters before you change lanes.
- In order to maintain a smoother traffic flow, you must narrow the distance with the car in front of you by increasing your speed.
Answer : 2, 3