If Dant moves to dismiss the action for failure to state a claim upon which relief may be granted, should the motion be granted?
No, because a jury could find that Page's injury arose from a risk that was a continuing consequence of Dant's negligence. 
No, because Dant was driving in excess of the statutory limit when he negligently caused the first accident.
Yes, because it was Thomas, not Dant who collided with Page's car and caused Page's injuries. 
Yes, if Page could have safely passed the disabled vehicles in the traffic lane that remained open. 