【名词&注释】
管辖权、承运人(carrier)、船舶所有人(shipowner)、准备就绪通知书(notice of readiness)
[单选题]A charter-party usually contains a clause stating that the master is to be under the orders of the()as regards employment,agency or other arrangements.
A. Shipowner
B. Charterer
C. carrier
D. shipper