The intentional and organized killing of a group of people based on their ethnicity, race, religion, nationality, or other trait is known as genocide
Answer:
They built them on hills.
Explanation:
Of course, they did this to create a natural defense from the attack of foreign invaders. For example, the city of Rome itself was built on seven famous hills. Of course, through time they tried to fortify them as much as possible, but the main defense laid on the physical location of those cities.
The correct answer to this question is letter "d. a set number." Exit "immigration was restricted by assigning each nationality a quota based on its representation in past u.s. census figures." in this passage, the word <span>quota means a set of number.</span>
His goal was to test and gain scientific knowledge, find a route to the rich spice trade of the Indies, and spread the Christian faith.