Which of the Following Is a Valid Criticism of the Current

Which of the following is a valid criticism of the current state of the law with respect to occupiers' liability?

A) A fee paid for the right to enter an occupier's premises is absent.
B) Occupiers have liability to anyone entering onto their property.
C) The abolition of the tort altogether is contrary to the public interest.
D) The blurring of classes and resulting duties owed to each is problematic.