Self-Regulatory Organizations; Cboe C2 Exchange, Inc.; Notice of Filing and Immediate Effectiveness of a Proposed Rule Change to Establish Fees for Industry Members Related to Certain Historical Costs of the National Market System Plan Governing the Consolidated Audit Trail; Suspension of and Order Instituting Proceedings to Determine Whether to Approve or Disapprove the Proposed Rule Change

[Release No. 34-99370; File No. SR-C2-2024-002]