Why did metternich urge conservative leaders to suppress revolutionary ideas?

a) he believed conservative leaders would defend peace and stability

b) he believed conservative leaders would protect basic rights and freedom

c) he wanted conservative leaders to bring change themselves

d) he wanted conservative leaders to replace european monarchs

Which statement best describes a significant cause of world war ii? o a. the economic boom that followed world war i allowed countries to build up huge militaries. o b. the treaty of versailles, which ended world war i, left lasting resentments in many countries. o c. the rise of imperial states in asia caused european powers to unite for their common defense. o d. the league of nations encouraged european states to form secret military alliances.