How does child custody in Canada work

In the case of Hardys and Hansons plc v Lax [2005] EWCA Civ 846 (Court of Appeal), the appellant employers were brewers who ran a sequence of public houses. The respondent was employed by the appellant and subsequently took maternity leave, and thru now , she put during an invitation to her employer to job share her post of retail recruitment manager upon her return from maternity leave, or alternatively to need up a tenanted support manager's job on employment share basis. Her request was denied and she or he or he brought an action for unlawful sex discrimination and unfair dismissal within the utilization Tribunal (Tribunal). Under the Sex Discrimination Act 1975 (SDA), inter alia, a private discriminates against a woman if "he applies to her a provision criterion or practice which he applies or would apply equally to an individual, but... which he cannot show to be justifiable no matter the sex of the person to who it's applied...".