What did the sailors from the Dei Gratia finally decide must have happened to the crew of the Mary Celeste? And you Get$1,000,000

They were convinced that the crew rebelled against the captain and his family.

They determined the people on board had to leave in a hurry and were unable to return.

When they saw that ship’s sails were gone, they knew the crew had been swept away by the storm.

Because of the captain's bad reputation, they knew the crew had left the ship on purpose

the following key ideas correctly express the key sentence.

restate key idea: most people can learn to swim in ten short lessons.

restate key idea: the majority of water-accident victims require mouth-to-mouth breathing.

restate key idea: an empty, tightly closed gallon jug will support a tired swimmer.  

restate key idea: first aid is to prevent accidents as well as assist in rescue.

explanation: the key idea needs to have the same topic as the key sentence (drowning and safety).

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