15. Realizing I would be late , I quickly dressed my son and _____ my bag, went to work.

A．carried

B．carrying

C．to carry

D．having carried

车辆后轮胎爆裂，车尾会摇摆不定，驾驶人应双手紧握转向盘，控制车辆保持直线行驶，减速停车。