D . The heavy Russian losses, combined with food and fuel shortages, led to the abdication of Czar Nicholas II.
B. The Central powers were forced to surrender to the Allied powers as a result of their losses to Russia on the eastern front
They can help because although they all do things a bit different from each other it all works out. As an example Roosevelt was a republican but he was also a progressive and so he leaned to a more democratic view but when he handed his job to Taft who was full on republican, even though he changed a few things he still developed.
Oil and gas were the major exports if the country. The prices for oil and gas increased.
C. Enforcing immigration laws.
Answer:
But that all changed with Marbury v. Madison, an 1803 milestone case that established the Supreme Court's power of judicial review, by which it determines the constitutionality of executive and legislative acts. Judicial review is another key example of the checks and balances system in action.
Explanation: