The Gupta Empire resisted invasions by the white Huns or Hunas for a long period of time. The Empire ultimate weakened after the death of the last emperor Vishnu Gupta and fell. The Golden Age of India is considered during the rule of Chandragupta the great emperor of the Gupta empire.
I think it’s going to be A
7x4 because multiplication is the same thing as reapeted addition just shorter