The correct answer is: a) Varman dynasty.
The Varman dynasty was a Hindu dynasty that ruled the Kamarupa Kingdom in northeastern India from the 4th to the 12th centuries. The dynasty was founded by Pushyavarman, who is said to have been a descendant of the Gupta emperors. The Varmans were known for their patronage of art and literature, and they built many temples and monasteries in the Kamarupa region. The dynasty came to an end in the 12th century, when it was overthrown by the Sena dynasty.
The Pala dynasty was a Buddhist dynasty that ruled over much of eastern India from the 8th to the 12th centuries. The Palas were originally from Bengal, and they founded their capital at Gaur. The Palas were patrons of Buddhism, and they built many Buddhist temples and monasteries. The dynasty came to an end in the 12th century, when it was overthrown by the Sena dynasty.
The Mlechchha dynasty was a Hindu dynasty that ruled over parts of northern India from the 6th to the 8th centuries. The Mlechchhas were originally from Central Asia, and they invaded India in the 6th century. The Mlechchhas were known for their military prowess, and they conquered much of northern India. The dynasty came to an end in the 8th century, when they were overthrown by the Pala dynasty.
The Salastambha dynasty was a Hindu dynasty that ruled over parts of western India from the 3rd to the 6th centuries. The Salastambhas were originally from Gujarat, and they founded their capital at Vallabhi. The Salastambhas were patrons of Hinduism, and they built many Hindu temples and monasteries. The dynasty came to an end in the 6th century, when it was overthrown by the Chalukya dynasty.