An acknowledgment of a history project on the gupta empire.
any doubts ask it in the comments section.

The Gupta Empire was ruled by members of the Gupta dynasty from around 320 to 550 AD and covered most of North-central India. The time of the Gupta Empire is referred to as Golden Age of India in science, mathematics, astronomy, religion and philosophy. Historians place the Gupta dynasty alongside with the Han Dynasty, Tang Dynasty and Roman Empire as a model of a classical civilisation.

first second and third

explanation:

b) the confederacy had to pay all union war expenses.