[单选题]
07.03: Two automobileyvlqo ap;z70lc;v jr4/g h. x)s nxf:8o1e cqr1,e .ntt*aa z,x are 150 kilometers apart and traveling toward each other.cn,*aoe . f: , x1tzen8xrqa1t is moving at 60 km/h and the other is moving at 40 km/h. In how many hours will they meet?
A. 1.5 hours
B. 1.75 hours
C. 2.0 hours
D. 2.5 hours
E. 3.0 hours
