Six features with serial nos. 1 to 6 are marked on the given outline political map of India Identify these features with the help of the following information and write their correct names on the lines marked in the map :
- Main centre of overseas trade in the seventeenth century
- Large scale industrial region in 1931
- A type of soil
- Major producers of coffee;
- A coal mine, and
- Eastern terminal city of East-West Corridor.