C the united states entered world war 1
The answer to this question is Puerto Rico.
<span>Spain lost many of its colonies and retained Florida, Cuba,
and Puerto Rico that made the Spanish empire the largest empire in the world.
Spain established these colonies to make most of the countries to be converted
to the religion of Christianity and to conquest and to extract gold.</span>
The answer to 1 is c) the surplus of crops leading to low prices
i dont know 2
The U.S. was allies to the British. <span> The was a telegram sent from Germany to Mexico telling them to attack the U.S's southern border, but the British intercepted it and alerted the U.S. immediately. The U.S. had no choice but to enter.</span>