Answer:
The answer is ownership.
Explanation:
Most forms of slavery share these characteristics: (1) slaves are obliged to live their lives in perpetual service to their master, an obligation that only the master (or the state) can dissolve; (2) slaves are under the complete power of their masters, although the state or community may impose certain restrictions upon the master's treatment of the slave; (3) slaves are property, which may be sold or passed along as an inheritance at the master's discretion; and (4) the condition of slavery is transmitted from parent to child.
In other words, the key word here is ownership.
In a word, it was devastating. conditions were dirty and wet, physical movement was restricted for long periods of time - especially agonizing since the threat of shelling was constant and little could be done to defend oneself in such an event. not to mention disease was rampant. the fighting had reached a character of attrition. with only small, infrequent, and often undone gains, it was difficult for soldiers to feel that they were accomplishing anything, and they lost faith
The answer is C. The depopulation of the Americas, the overall effect was a decreased population growth worldwide.
Americans had never had diseases like smallpox, measles, whooping cough, among others, for that reason, they did not have defenses against them, when there was the interchange with the Europeans, there were a lot of deaths, which caused a big decreased in the population and in world general, because native people could not fight with those diseases.
The League of Nations, frankly, sucked.
Other factors included:
The US didn't join.
The Treaty of Versailles (joining the League was like a punishment)
Limited Variety of Nation in the League (many countries weren't invited to join)
And, the League was practically unable to negotiate disputes.