(1)Where a question falls to be determined as to the legal capacity of a person who has not attained the age of sixteen years to exercise any right conferred by any provision of this Act, any such person is to be taken to have that capacity who has a general understanding of what it means to exercise the right.
(2)Without prejudice to the generality of subsection (1), a person who has attained the age of twelve years is to be presumed to be of sufficient age and maturity to have such understanding as is mentioned in that subsection.