40 According to Regulations Governing Customs Clearance Procedures for Maritime Express Consignments, shipments with gross weight of more than  _______ kg packed in a single package is not allowed to be cleared through the Maritime Express Consignments; and containers loaded with maritime express consignments shall be unloaded and warehoused within  _______ working days.
(A) 60 kg and 2 working days
(B) 60 kg and 3 working days
(C) 70 kg and 3 working days
(D) 70 kg and 4 working days