All of the following have contributed to the dramatic growth of the chinese economy since the late 1970s except
a) more efficient long-term economic forecasting by the communist party leadership.
b) the opening of china to foreign investment and foreign technology.
c) the opening of chinese domestic markets to foreign imports.
d) vast reserves of cheap labor.
e) all these answers are correct.

explanation:

these are the geographical features of the gupta empire.

1)it inherited the land owned by the mauryan empire.

2)one obvious difference between the two empires is that the gupta empire was smaller that the mauryan.

3)the gupta empire is located in the northern region of the subcontinent underneath the himalayan and hindu kush mountains.

the gupta empire, marked by extensive inventions and discoveries that contributed to hindu culture, in subjects such as science, technology, engineering, art, dialectic, literature, logic, mathematics, astronomy, religion, and philosophy.

this period was also known as the golden age of india