What light do the the letters of narcissa whitman shed on the on the motives behind american settlement in the oregon territory in the 1830s

Narcissa Whitman was an American missionary that joined to her husband Dr. Marcus Whitman, wanted to fulfill the mission to Christianize and civilize indigene tribes, so they crossed the Rocky Mountains to do it, living together hard experiences which she described in letters to her family. Not only she was the first woman to cross those Mountains but also she was “the second mother” of Sager Orphans during this time. Although the Whitman had troubles with many tribes that didn’t accept their mission nor Dr. Whitman’s medicine, they achieved converted some tribes and carried more missioners to Oregon. This settlement gave a big cultural contribution to tribes and marked an important point in Oregon’s history.

answer is a meeting of congress.

explanation:

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the answer is d. tariffs were raised by america's trading partners after the smoot-hawley tariff act, decreasing exports, and declining job rates.