Select the Best Explanation, from the List Below, of the Outcome

Select the best explanation, from the list below, of the outcome of Chester v Afshar [2005].

A) Doctors only need inform patients of risks attached to medical operations if the risks are thought to be medically significant.
B) Doctors must inform patients of known risks attached to medical operations, even if they are very unlikely to materialise.
C) Doctors need never inform patients of the risks attached to medical operations.