May a duty of care exist in the following circumstances? (a) To Ruby, who was wrongly advised by Samie on the value of her antique clock? (b) To Evie, who witnesses a horrific accident caused by Dai...

May a duty of care exist in the following circumstances?

(a) To Ruby, who was wrongly advised by Samie on the value of her antique clock? (b) To Evie, who witnesses a horrific accident caused by Dai in which Evie’s daughter Crystal was killed? (c) To Ali, who suffered theft from his premises when thieves gained access to his premises through a hole in the nextdoor fence which belongs to Guy?