77.Which companies are specifically mentioned as working on autonomous ride-hailing?
(A)Cruise, Argo, Toyota, Uber
(B)Waymo, Tesla, Uber, Zoox
(C)Waymo, Cruise, Argo, Zoox
(D)Tesla, Lyft, Cruise, Argo

答案：登入後查看
統計： A(0), B(1), C(1), D(0), E(0) #3853136