Case T-791/19: Judgment of the General Court of 9 February 2022 — Sped-Pro v Commission (Competition — Abuse of dominant position — Rail freight transport services market — Decision rejecting a complaint — Article 7 of Regulation (EC) No 773/2004 — Reasonable time — EU interest in pursuing examination of a complaint — Determination of the authority best placed to examine a complaint — Criteria — Manifest error of assessment — Systemic or generalised deficiencies concerning respect for the rule of law — Risk of infringement of a complainant’s rights if a complaint is rejected — Obligation to state reasons)