The correct answer is Chandragupta II.
Chandragupta II, also known as Vikramaditya, was the third ruler of the Gupta Empire. He is considered to be the most powerful and successful ruler of the Gupta dynasty. He expanded the empire to its greatest extent, and is credited with ushering in a golden age of Indian culture and civilization.
Samudragupta was the founder of the Gupta Empire. He was a powerful ruler who conquered many kingdoms in northern India. However, he is not as well-known as Chandragupta II because he did not rule for as long.
Kumaragupta I was the son of Chandragupta II. He was a wise and just ruler who continued the Gupta tradition of peace and prosperity. However, he did not have the same military prowess as his father or grandfather.
Skandagupta was the grandson of Chandragupta II. He was the last great ruler of the Gupta Empire. He faced many challenges, including a Hun invasion, but he was able to defend the empire and keep it from falling apart.
In conclusion, Chandragupta II is the most well-known king of the Gupta Dynasty because he was the most powerful and successful ruler. He is also credited with ushering in a golden age of Indian culture and civilization.