Betty Webster Was Driving Her Car, Talking on Her Cell

Betty Webster was driving her car, talking on her cell phone about the latest episode of "The Bachelorette", and didn't notice that Flip Phillip's car just ahead of her had stopped. She rear-ended Flip, causing him whiplash. Which of the following is true?

A) Betty owed Flip a duty of care.
B) It was reasonably foreseeable that another driver might be injured by Betty if she was careless.
C) Betty was not careless as many drivers talk on cell phones as they drive.
D) Flip was contributorily negligent because he should have anticipated that Betty might hit him when he saw her talking on her cell phone.
E) Both A and B