R. v Moregentaler case 1988 Rules - What were the existing legal rules or common law precedents the court considered?

R. v Moregentaler case 1988

Rules - What were the existing legal rules or common law precedents the court considered? This will be the starting point of the court's analysis.

Application - How did the court deal with these rules and precedents? Did it apply them? Depart from them?

What do you think of the court's approach to existing rules and precedents? Should it have adhered to or departed from them?