单项选择题 The master may bind the Shipowner or Charterer（）doing such things as are necessary on the part of the one or of the other to carry out the contract.

单项选择题 The importance of the distinction between a charter by demise and a charter party proper（）that under the former the master is the agent of the Charterer，not of the Shipowner.

单项选择题 The fixing of a canceling date on a charter-party merely（）warning to the Shipowner that non-arrival by this date may result so as to entitle the Charterer to rescind.