Under, Which of the following rulers The Lord Shiva Natraj statue was found?

The correct answer is the Chola ruler.

About Chola ruler:

• The Chola Dynasty was founded by the Vijayalaya in the 8th century. This dynasty was one of the longest-ruling dynasties in south India. They ruled from 848-1279 BCE century.
• The Heartland of the Cholas was situated on the banks of Kaveri River, but they ruled a significantly from the latter half of the 9th Century till the beginning of the 13th Century.
• The Chola dynasty emerged under the Rajaraja Chola 1 and his successors like Rajadhiraja Chola, Virarajendra Chola, Rajendra Chola 2, and Kulothunga Chola I, the dynasty became an Economic, Cultural Power, and  Military, in South Asia and some parts of South-East Asia.
• During the Period of 1010–1153, the Chola territories extended from the Islands of the Maldives in the South to as far in the north as the banks of the Godavari River in Andhra Pradesh.
• Their Patronage of Tamil Literature and their zealous feeling towards making the building of temples has resulted in some great works of Tamil literature and Temple Architecture.

About Lord Shiva Dancing statue:

• The famous Nataraja Shiva Dance and the Bronze Sculpture, of the Natatraj of the Chola period,
• It is one of the Most Significant Religious Sculptures and Beholding the stature even today itself. The statue was made with the Lost Wax technique, the Chola period Bronzes bring together in the form of art of Metallurgy and the Aesthetics of the sacred statue.
• The Artwork and Pose are elaborated in many Hindu texts such as the Uttarakamika and Anshumadbhed Agama, the Dance form featured in all the Major Hindu Temples of Shaivism.
• As the Lord of Dance, Nataraja, Shiva performs the Ananda Tandava (Dance of Bliss), the dance shows the three things in which the Universe is Created, Maintained, and Destroyed. Symbolism in art has been various historians interpreted by the Chola era.

Image of Natraja Dance: