<span>Muhammad ibn Musa
al-Khwarizmi was a mathematician who wrote an algebra textbook that was used as
the standard for centuries, presented the very first systematic solution of the
linear and quadratic equations in Arabic, and wrote about astronomy and
astrology. He was even known as one of the fathers of algebra.</span>
<span>D.
Iberian </span>The peninsula that comprises Spain and Portugal is the Iberian Peninsula
Well idk what articles but it should be that they help with framing transportation new routes and people often settled by rivers
World War I changed the balance of economic power in the world in many ways, but one of the most important was that it completely altered the borders of European states, and made the US a much larger playing in world affairs.
