CY to CY is a mode of container shipping. It means shipping goods from ( ).

A、Shipper’scontaineryardtoconsignee’scontaineryard;
B、Shipowner’scontaineryardtoconsignee’scontaineryard;
C、Carrier’scontaineryardtocontainerterminal’scontaineryard;
D、Shippingagent’scontaineryardtoexporter’scontaineryard