Tang Dynasty, Song Dynasty, or Neither?

Considered to be the greatest period in Chinese history.

Did not accomplish anything noteworthy in the area of politics and military achievements.

Compass, printing press, and gunpowder are all invented during this dynasty.

Implemented civil service exams and promoted people based on their merit.

A new, planned city, Chang'an, served as the capital of this dynasty.

Genghis Khan founded this dynasty and created the largest empire in the world.

Provided safe travel along the Silk Road for merchants and travelers to safely journey to China.

Developed acupuncture to treat injury and illness.

Divided the government into Departments to rule over the territory more effectively.

Developed rapid growing rice which led to rapid population growth, which ultimately caused problems for this dynasty.