<span>Stalin feared they might spread ideas that went against the Soviet government.</span>
Answer:
<em>D. An indentured servant.</em>
Explanation:
Indentured servants were exactly that, persons whom made a contract to work for a certain number of years in exchange for passage to the New World and a place to live.
The Cuban Missile Crisis was NOT a cause of the Spanish American War because it did not occur until much later in history. However, yellow journalism, the sinking of the U.S.S. Maine off the coast of Havana, and American sympathy for the Cuban Revolution were causes of the Spanish American War.