Option 1: This statement is correct. Chandragupta II, also known as Chandragupta Vikramaditya, had famous scholars Kalidasa and Amarasimha in his court. Kalidasa, a renowned poet and playwright, wrote the epic poems "Meghaduta" and "Shakuntala," among others. Amarasimha was a lexicographer and grammarian of Sanskrit language.

Option 2: This statement is correct. Chandragupta II expanded his empire through both matrimonial alliances and conquests. He was involved in successful military campaigns, such as the defeat of the Shakas, which established his supremacy in western India. He also established matrimonial alliances with various ruling families, including the influential Vakataka dynasty, to strengthen his empire.

Option 3: This statement is incorrect. There are no historical records indicating that Chandragupta II married a Naga princess named Kubera Naga. The Naga people were a group of tribes in ancient India, and there is no evidence of any marriage connection between Chandragupta II and them.

Option 4: This statement is correct. Chandragupta II married his daughter Prabhavati to an Ahom prince. The Ah