Explanation:

- Inamgaon is an important archaeological site in Maharashtra, India.

- This site is associated with the Chalcolithic period.

- It provides insights into the lifestyle and culture of ancient societies.

Let's look at the options:

- Option 1: Indrayani

- Indrayani River flows in Maharashtra and is known for its importance to several communities.

- Option 2: Ulhas

- Ulhas River flows through the western parts of Maharashtra, stretching to the Mumbai region.

- Option 3: Ghod

- Inamgaon is situated on the Ghod River. It is a tributary of the Bhima River.

- Option 4: Kukadi

- Kukadi is another river in Maharashtra, also a tributary of the Bhima.