The upper end of the upper link pivots on pins through support fittings attached to the wheel well sidewall. The lower end of the lower link is attached to a pivot point on the outer cylinder. The above sentence means "上部连杆的上端通过固定在轮舱侧壁上的支架接头在枢轴上转动．下部连杆的下端固定在外筒上的枢轴点上．"
A.1
正确答案是A