What are the achievements and innovations created in the gupta golden age?

This period is called the Golden Age of India and was marked by extensive inventions and discoveriesin science, technology, engineering, art, dialectic,literature, logic, mathematics, astronomy, religion, and philosophy that crystallized the elements of what is generally known as Hindu culture.

hope this helps :)

c. troops marched forward in close formation against newer, more accurate weapons

hello there, can you add the "following" multiple choices