The correct sequence of the eastward flowing rivers of the peninsular India from north to south is

The correct sequence is based on the geographical location of the river basins from north to south along the eastern coast of India.

1. Subarnarekha: Flows through Jharkhand, West Bengal, and Odisha, making it the northernmost among these options.
2. Mahanadi: Located south of the Subarnarekha, flowing primarily through Chhattisgarh and Odisha.
3. Godavari: The largest peninsular river, situated south of the Mahanadi.
4. Krishna: Originates in Maharashtra and flows south of the Godavari basin.
5. Pennar: A smaller river basin located between the Krishna and the Cauvery.
6. Cauvery: Flows through Karnataka and Tamil Nadu, south of the Pennar.
7. Vaigai: This is the southernmost river in this list, flowing through the Madurai region of Tamil Nadu toward the Palk Strait.

Option A correctly arranges these rivers in a continuous geographical progression from north to south.