Explanation:
to cross the Continental Divide
In the mid-1830s Narcissa Whitman and Eliza Spalding became the first white women to cross the Continental Divide when they accompanied their husbands—Marcus Whitman and Henry Harmon Spalding—on a Congregationalist mission in the Northwest.
Answer: I'm pretty sure it's C. Even a period of only a few decades can greatly change the historical context surrounding an event.
Explanation:
Yes they were. their way of life was threatened/ thusly had to defend it.
a) councils of government
they approve the city's budget