The given sentence contains an error. Select the option that correctly rectifies the error.
This is the eldest standing structure of Chola architecture in India.
1
This is the more older standing structure of Chola architecture in India.
2
This is the most old standing structure of Chola architecture in India.
3
This is the more elder standing structure of Chola architecture in India.
4
This is the oldest standing structure of Chola architecture in India.