'The Truth Is That in Many Cases the Legislature Has

'The truth is that in many cases the legislature has left the point open … the dividing line between the pro-cases and the contra-cases is so blurred that you may as well toss a coin to decide it'.
What is Lord Denning MR describing?

A) The process of 'divining' the intention of Parliament
B) The process of deciding whether a defendant has breached their duty of care
C) The process of deciding whether a claimant's loss falls within the scope of a statutory duty