单项选择题 The Charterers to have the benefit of any return insurance premium receivable by the Owners from the Underwriters by reason of the Vessel being in port for a minimum period of 30 days provided the Vessel be on hire. This indicates that return insurance premium is to be reimbursed by the Owners to（）.

单项选择题 The Charterers to have option of using Owners’ bunker contracts. This sentence indicates that（）.

单项选择题 The Charterer is entitled to the benefit of the excepted perils during the transit of the goods from storing place to the actual place of loading，provided such transit substantially （）part of the operation of loading.