Detailed explanation and options for the selected question.
Skandagupta was the last ruler of the Gupta Empire, known for defending the empire against the Huna invasions. Option "Chandragupta II" was one of the greatest Gupta emperors, but he was not the last. Option "Samudragupta" was known for military conquests but not the last ruler. Option "Vishnu Gupta" was a later, lesser-known ruler.