Hello,
There are advantages and disadvantages of command economy structures. Command economy advantages include low levels of inequality and unemployment and the common good replacing profit as the primary incentive of production. Command economy disadvantages include lack of competition and lack of efficiency.
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´´The M.A.I.N. causes of world war 1 were Militarism, secret Alliances, Imperialism and Nationalism .The driving force was Nationalism ... The igniting incident of the ´´Great WAR´´ was the assassination of Archduke Franz Ferdinand, heir to the Austro-Hungerian Empire, in Bosnia by a serbian nationalist.
The answer would be A, The Colosseum.