When more detailed information is needed, a closed-ended question is carried out. In these types of questions, the answers are usually yes or no, or a choice of pre-designed answers. These questions are normal when conducting research on population censuses or preferential statistics.
1871. Hope this was helpful :-)
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.
T---- that is pretty much the definition of immutable
