The narrow and fertile valleys between the hill ranges in Mizoram are important for:

The correct answer is: d) All of the above.

The narrow and fertile valleys between the hill ranges in Mizoram are important for agriculture, transportation, and settlement.

• Agriculture: The valleys are well-suited for agriculture due to their fertile soil and temperate climate. The main crops grown in the valleys are rice, maize, and vegetables.
• Transportation: The valleys are also important for transportation. The main roads and railways in Mizoram run through the valleys. This makes it easier for people and goods to move around the state.
• Settlement: The valleys are also important for settlement. The majority of the population of Mizoram lives in the valleys. This is because the valleys are more accessible and have a more temperate climate than the hills.

The narrow and fertile valleys between the hill ranges in Mizoram are an important part of the state’s economy and society. They are home to a large population and are important for agriculture, transportation, and settlement.