Answer:
The mountains isolated Greeks from one another, which caused Greek communities to develop their own way of life. Greece is made up of many mountains, isolated valleys, and small islands. This geography prevented the Greeks from building a large empire like that of Egypt or Mesopotamia
The Great Wall of China was built over 2,000 years ago, by Qin Shi Huangdi<span>, the first emperor of China during the </span>Qin<span> (Ch'in) Dynasty (</span>221 B.C<span> - </span>206 B.C.<span>). In Chinese the wall is called "Wan-Li Qang-Qeng" which means 10,000-Li Long Wall (10,000 Li = about 5,000 km).</span>
I believe that would be D