The Kalabhras, who ruled parts of Tamil Nadu for a period, were eventually overthrown by the rise of the:

Pandyas and Pallavas
Cholas and Pallavas
Cholas and Cheras
Pandyas and Cheras

The correct answer is: a) Pandyas and Pallavas.

The Kalabhras were a dynasty that ruled parts of Tamil Nadu in southern India from the 3rd to the 6th centuries CE. They were eventually overthrown by the rise of the Pandyas and Pallavas, two powerful dynasties that would go on to dominate the region for centuries.

The Pandyas were a Tamil dynasty that ruled from Madurai in the south of Tamil Nadu. They were one of the most powerful dynasties in the region, and their rule lasted for over 1,000 years. The Pandyas were known for their military prowess, and they were able to expand their territory to include much of southern India. They were also patrons of the arts and literature, and their rule saw a flowering of Tamil culture.

The Pallavas were a Tamil dynasty that ruled from Kanchipuram in the north of Tamil Nadu. They were also a powerful dynasty, and their rule lasted for over 600 years. The Pallavas were known for their military prowess, and they were able to expand their territory to include much of northern India. They were also patrons of the arts and literature, and their rule saw a flowering of Tamil culture.

The Kalabhras were a dark period in Tamil history. They were a non-Tamil dynasty that ruled from Madurai in the south of Tamil Nadu. They were known for their cruelty and oppression, and they destroyed many temples and monuments. The Kalabhras were eventually overthrown by the rise of the Pandyas and Pallavas, who restored peace and prosperity to the region.

The Pandyas and Pallavas were two of the most powerful dynasties in Tamil history. They were both patrons of the arts and literature, and their rule saw a flowering of Tamil culture. The Pandyas were known for their military prowess, while the Pallavas were known for their administrative skills. Both dynasties were able to expand their territory to include much of southern India.