Answer: C
Explanation:Mexico take place in a framework of a federal presidential representative democratic republic whose government is based on a congressional system, whereby the President of Mexico is both head of state and head of government, and of a multi-party system.
Cuba involve nomination of municipal candidates by voters in open ballot nomination assemblies, nomination of provincial and national candidates by candidacy commissions, voting by secret ballot, and recall elections.
Answer: The stong nationalism of the Serbians.
Explanation: The Serbians were against plans of Austria-Hungary to colonize their land.
