Answer:
Marcus Whitman chose a site due to closeness. he was a good man helping others.
Step-by-step explanation:
Marcus Whitman chose a site among the Cayuse because the Cayuse tribe and the Hudson's Bay Company post at Fort Walla Walla were close to this site. Marcus Whitman's selection of the Waiilatpu mission site revealed that he was a power person who has influence in the US government. He was a great human being and take care of ill peoples because he was a physician.