It should be the third choice
1. Colonialism is a type of foreign policy where a country exercises political control over another country by occupying it with its settlers and exploiting the economic gain that comes with it.
2. The Lewis and Clark expedition was very important because it marked the first expedition towards the western half of the United States. At the end of this expedition many new animals, regions, and people were discovered, this eventually led to the westward expansion of the United States to settle in these vast new regions.
3. The Nootka Sound Controversy was a major dispute that almost caused Spain and Great Britain to go to war. The dispute involved claims of who owned the pacific northwest.
Spain claimed to have possession but Great Britain threatened war over such claim. And thus, because of Spain's lack of military power Spain gave into Great Britain's demands, this resulted in the Nootka Sound Convention which stated that each country had the freedom to navigate the Pacific Northwest and be able to install settlements on unoccupied land.
They were among eastern bloc nations
Answer:
B) unproductive in the long term because it gave little incentive for hard work.
Explanation:
Even if slavery played an important role in the construction of the Roman Empire, if we consider this practice in the long term it is very unproductive, because most parts of the slaves were performing tasks that were boring, disrespectful, humiliating or dangerous for the common citizens. However, these tasks were simple and didn't have a huge impact if they were taken out.