In Case 1, a Man Was Walking His Rottweiler Dog

Multiple Choice

In case 1, a man was walking his Rottweiler dog in the park. The dog bit a woman in an unprovoked attack. The dog had bitten someone before and the owner was aware of this.
The Court of Appeal decided that that the man was liable. According to an academic commentator, the ratio of the case is: 'The owner of a dog that had bitten someone before, where the owner was aware of this, is liable in negligence for any injury caused in a public place.'
Which of the following has the academic commentator deemed to be a material fact (select all that apply) ?

A) It was a woman who was bitten.
B) It was a dog that bit the woman.
C) The dog had bitten someone before and the owner was aware of this.
D) The dog was a Rottweiler.