As trade created a strong, prosperous economy, merchants became more important members of society in which dynasty in China between the Han, Sui, Tang, and Song?

What triggered the surge of conservative governments in central europe at the end of world war i? a. the disintegration of european families in the wake of urbanization. b. a worldwide revolutionary upsurge. c. the revival of the austrian-hungarian and ottoman empires. d. the british suppression of the indian nationalist movement. e. the killing of the tsar during the russian revolution?

What is the definition of federalism

The law of increasing costs states that as a country produces less of one product and more of another, there is an increase in the resources needed to expand production of the second product.