Kindly Assist. My little understanding is that the question is based on fault in respect of damage causing event and contributory negligence in terms of Law of Delict. But I'm struggling to get it right.

Question 3 [10] Babes Beauty gives Careless Carol a lift in her car. While driving, Babes Beauty talks continuously on her cellphone and also touches up her makeup. Eventually Babes Beauty loses control of the car and drives into a lamp post. Careless Carol, who had not fastened her seatbelt, is injured in the accident. She is hospitalised and incurs hospital costs of R10 000. After investigation, it transpires that if Careless Carol had fastened her seat belt, her hospital costs would have amounted only to R6000, Careless Carol institutes a damages claim of R10 000 against Babes Beauty. Babes Beauty approaches you for legal advice. Advise Babes Beauty, referring to applicable legislation, case law and different approaches used by our courts