The Kansas River stop was most likely the most dangerous stop of the Oregon Trail.
Rivers crossing was usually dangerous for settlers with unpredictable tides ran the risk of drowning, losing livestock, losing important supplies, or overturning wagons.
<span>Led to the transatlantic slave trade</span>
The correct answer is letter d. mountain men.
Mountain men are described as <span>explorers or adventurers, who dwells </span>inside the wilderness<span>. Mountain men </span>have been most common within the Rocky Mountains in North America <span>from </span>approximately<span> 1810 and throughou</span><span>t the </span>1880s.