Respuesta :
The primary rest stop for settlers coming to Oregon country was the Whitman Mission.
Therefore the correct answer is C. The Whitman Mission.
What is Oregon?
Oregon is a state in the United States of America. It is situated in the west part of the United States of America and the capital of this state is Salem.
The Whitman mission was is a rescue that occurred in the 18th century and as a result of this mission many people were given food, shelter and more to help reduce their sufferings.
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Learn more about the history of Oregon at https://brainly.com/question/486477