Explanation:

- The Garo Hills are located in the northeastern part of India.

- They are part of the state of Meghalaya.

- Option 2: Meghalaya - This is the correct answer. The Garo Hills are indeed found in Meghalaya, known for their picturesque hills and diverse wildlife.

- Option 1: Assam - Although Assam is in northeastern India, the Garo Hills are not located in this state.

- Option 3: Nagaland - Nagaland is another northeastern state, but it isn't the location of the Garo Hills.

- Option 4: Manipur - While Manipur is part of the region, it does not encompass the Garo Hills.