1. How did the study of Mathematics help the Harrapans to engineer successful
sewer systems? Is Math helpful when you are trying to create something new?
Explain in 2 paragraphs.

the central bank of the united states.

martin luther king (1929-1968) was an activist for the african american rights, mr. king has a profile of a kind leader that built a tenacity, respect and full of hope future. he was an activist through civil disobedience and no violence pressure mechanisms. he tried to build a more egalitarian and fair society. his efforts carried a reivindication message of the civilian rights to every west corners. for that reason, he won the nobel prize in 1964.

i believe it was spain

very positive impact on our industries in the west, sine they promoted settlement and increased the ways in which goods could be transported to market.