The correct answer is B. Roman Catholic Church
Both sides were Christian churches but the Eastern one based around Byzantium was Orthodox while the Western one based around Rome and Pope was the Roman Catholic church. They still exist today except that the Orthodox church is not unified by a single leader and countries that practice Orthodox Christianity each have their own religious leader.
During high periods of unemployment countries should focus on stimulating investments in the economy. this can be achieved through an expansionary fiscal policy that increases money supply in the economy, through tools such decreased taxation,reduced government borrowing and increased government expenditure.
According to Richard Neustadt landmark book,"Presidential Power" he argued that the president's most fundamental power is the power to persuade. He said "Effective influence for the man in the White House stems from three related sources: first are the bargaining advantages inherent in his job with which to persuade other men that what he wants of them is what their own responsibilities require them to do. Second are the expectations of those other men regarding his ability and will to use the various advantages they think he has. Third are those men's estimates of how his public views him and how their publics may view them if they do what he wants."