Did Shi Huangdi improve China? Support with 3 pieces of evidence

In my opinion Shi Huangdi improved China a lot. Besides unifying the country, he managed to spread its boundaries into practically directions. Besides that, he introduced many political and economic reforms that stabilized that country. Also, he was the ruler that built the Chinese wall, that contributed a lot to the defense of the country.

Explanation:

Shi Huangdi was one of the greatest Chinese ruler, who managed to unify the country in the 3rd Century BC. Country expanded and it was divided into so-called commanderies. Many reforms that were made during his reign improved the conditions inside the country.

if i am correct the answer is going to be a) the federal program of reconstruction ended.