Case C-432/14: Judgment of the Court (Seventh Chamber) of 1 October 2015 (request for a preliminary ruling from the Conseil de prud’hommes de Paris — France) — O v Bio Philippe Auguste SARL (Reference for a preliminary ruling — Social policy — Principles of equal treatment and non-discrimination on grounds of age — Directive 2000/78/EC — Equal treatment in employment and occupation — Article 2(1) and 2(2)(a) — Difference in treatment on grounds of age — Whether situations comparable — Grant of a payment, on the expiry of a fixed-term employment contract, intended to compensate for insecurity — Exclusion of young people working during their school holidays or university vacations)