Yes, data is reliable for predicting the future because if you think about weather forecasts they use a huge chart of data to help foresee what the weather will be for the day after, the week after, and etc. This is only one of the examples for data being reliable. Especially if it's fastdata, actionable data, and so on.
Frontier became a part of America's identity. It represented many things to Americans. Adventure, danger, freedom and opportunity represents the frontier. It is because of the end of the frontier, it had a psychological impact to Americans because the frontier became their sort of escape mechanism.
The correct answer is the following.
Brown's last words can be considered ominous and foreshadowing. Explain how that is the case about the phrase:<em> "the crimes of this guilty land will never be purged away but with blood."</em>
The comment can be considered foreshadowing because it is true that violence cannot be resolved with more and bloodiest violence. If this happens, a vice circle is created in which the result is more conflict, more violence, and more blood, but problems still persist.
And we can see how this is true. The World Wars did not finish with ethnicities and racial problems in Europe.
We can go further in the past. The Civil War spilled blood, pain, suffering, and desolation, but the issue of slavery did not end there. It continued for many years, in many forms, up until today, with the many recent racial incidents in many cities of the United States.