次のうち、運転の安全にとって最も危険な状況はどれですか?Which of the following situations is the most dangerous for driving safety?
強い日差しが目に直接入るstrong sunlight directly shining into the eyes
フロントガラスに数滴の雨が落ちるa few drops of rain falling on the windshield
フロントガラスに突然大きな鳥の糞が落ちるa large blob of bird droppings suddenly appearing on the windshield
隣を大型トラックが通過するa large truck passing by on the side.