How dd acient empire mali become powerful?

Which is more important in determining the format in which recordings are offered by the music industry, new technology or consumer sovereignty? explain.

How did the phillips brothers expand their businesses? by selling it to other businessmen by changing their source product by merging their companies by acquiring government support

The 20th century was characterized by increasing globalization describe some of globalization major effects then identify whether the effects of globalization were better for developed countries or developing countries