<span>The main cause for Japan's isolationism was to avert the spread of Christianity.
</span>Several Edicts were issued throughout the early years of the Tokugawa Shogunate, declaring isolation, Each edict grew more and more forceful in its condemnation <span>of Christianity.</span>
The encomienda system was a labor system instituted by the Spanish Crown in the American colonies.
C. organize a paramilitary rebel group in Bluefields
Sputnik I was the world's first ever artificial satellite that launched by the Soviet Union in 1957. This marked the start of the "space age" which pushed the race between the US and the USSR in the field. Because of this "competition", many scientific discoveries were made to study and even travel to outer space.
The answer you’re looking for is C