Under Canadian Law,children and Mentally Ill Individuals Are Granted Special

Under Canadian law,children and mentally ill individuals are granted special legal protection.Why is it necessary for the law to distinguish these groups of people by affording them this consideration?

A) Both groups lack substantial mental capacity to make binding legal decisions.
B) Both lack legal capacity to be able to enter into binding contracts.
C) Both groups lack experience to make binding legal decisions.
D) Both lack functional mental capacity to understand binding legal commitments.