Answer : 2. "Meghalaya"
Explanation :

Garo Hills is a physiographic region located in Meghalaya. 

It is a part of the Garo-Khasi-Jaintia range. 

It is drained by various tributaries of the Brahmaputra River. 

Garo Hills is one of the wettest places in the world. 

People who reside in the Garo Hills are called Garos. 

Nokrek Peak is the highest point in the Garo Hills region. Important hills of Meghalaya are: 

Garo Hills. 

Tura Peak. 

Shillong. 

Jaintia Hills. 

Khasi Hills.