Answer:
A.The creation of the Grand Canal
Preconstruction of the Great Wall and the building of the Forbidden City
Explanation:
During the Ming Dynasty, China experienced a long period of prosperous Economy, making them able to build large amount of infrastructures.
<u>The Great Wall</u>
This Wall was built by the Ming Dynasty to defend China from the Mongol Empire's attacks
<u>The Grand Canal</u>
This canal was build to allow small boats to pass through various cities in China. This canal helped developed trades for the people.
<u>-The Forbidden city</u>
This city was created to house China's emperors, their families, their concubines, and their servants.