Match the vocabulary word with its meaning. 1. holocaust a system of social organization in which producing and distributing goods is owned collectively or by a centralized government 2. socialism a political orientation that favors social progress by reform and by changing laws rather than by revolution 3. bolshevik the systematic killing of a people group by another 4. nationalism the systematic mass slaughter of european jews and others in nazi concentration camps during world war ii 5. liberalism a member of the left-wing majority group of the russian social democratic workers' party 6. genocide a strong sense of love and devotion toward a nation