Your answer is a. he was a strong believer in three separate branches.
D would be the most appropriate. C and B would be very bias, especially since C was written by a general in World War II, meaning that it would only be his point of view and not the other argument. D, is by a trustworthy newspaper columnist (since it's popular) who has read both books and written a view on both which would most likely not be very bias.
Answer: Civil War resulted from the long political subversion of the Roman Government's institutions, begun with the career of Tiberius Gracchus, continuing with the Marian reforms of the legions, the bloody dictatorship of Lucius Cornelius Sulla, and completed by the First Triumvirate over Rome.(Google)
Explanation:
Congress had the power to create a national Bank of the United States according to the "necessary and proper" clause of the Constitution. The decision gave more power to the federal government.