491 When an incoming vehicle uses high beam light at night and does not change it to low beam when the two vehicles approach each other,
(A)retaliate with high beam light
(B)ignore it and use the low beam light
(C)honk to warn the person.

487 The main cause for traffic disorder and accident is that the drivers and pedestrians (A)do not obey traffic regulations (B) lack patience, courtesy and morality (C)all of the above.

488 The unethical driving behaviors that most drivers tend to exhibit include (A)not driving on the designated lane (B)illegal temporary parking and just parking anywhere (C)all of the above.

489 When meeting other vehicles on a narrow road, (A)show courtesy and be polite to each other (B)the vehicle that arrives first goes first (C)seize the opportunity and go through.

490 When driving at night and encountering an oncoming vehicle that doesn't switch to low beams, how should you respond? (A) Give them a taste of their own medicine by using your high beams as retaliation (B) Don't stoop to their level； use low beams and reduce speed (C) Honk your horn as a warning

492 When passing through muddy and waterlogged areas, and pedestrians are crossing the street, (A)speed through the waterlogged area (B)honk loudly to make them yield (C)slow down so the muddy water won't splash onto the pedestrians.

493 when driving on a country road where people are herding animals across the street, (A)honk loudly to force them to go faster (B)speed up and try to go before the animals start crossing (C)slow down, let them pass first, and then go forward.

494 When a motorist witnesses an accident, (A)leave the scene as soon as possible (B)stay and provide medical assistance, and provide witness account to the police (C)lie and claim that the motorist didn't see anything to avoid lawsuits.

495 Adding windproof handlebar covers to a motorcycle may lead to what danger? (A) If not properly secured, it may jam the throttle, leading to the risk of sudden acceleration. (B) Overtaking vehicles from behind might accidentally catch the handlebar covers, potentially causing a fall. (C) Both of the above.

496 The essential body movements for a motorcycle rider on a mountain road is to use the right hand as the main control for the throttle, and maintain the rear wheel force when turning around a curve, (A)move the hips before turning and lean in the same direction as the vehicle (B)relax the left shoulder, elbow and wrist when turning left, and relax the right shoulder, elbow and wrist when turning right (C)all of the above.

497 When taking out the battery, after turning the key to the "OFF" position, the steps should be: (A)remove the negative cable first, and then remove the positive cable (B)remove the positive cable first, and then remove the negative cable (C)the order does not matter.