Answer:
Trotsky helped organize the failed Russian Revolution of 1905, after which he was again arrested and exiled to Siberia. As chairman of the Petrograd Soviet, he played a key role in the October Revolution of November 1917 which overthrew the new Provisional Government.
Explanation:
Your answer is (4) influence the price of oil and set production levels
They were hindered by economic development and lack of enforcement, so I'd say 1. Cost, because no one would pay for it.
<span>The original Constitution had senators being picked by state legislators. The Senate was supposed to be the 'more deliberative' house, the adult supervision for the House of Representatives. In 1913 the 17th amendment went into effect, allowing senators to be elected directly by the people.</span>
I think it is because they wanted to find a bird worthy of power