On the given political outline Map of the World, seven geographical features have been marked as A, B, C, D, E, F and G. Identify any five with the help of following information and write their correct names on the lines drawn near them:
- A major sea-port
- A major airport
- An inland waterway
- A major area of nomadic herding
- A major area of commercial livestock rearing
- A major area of extensive commercial grain farming
- A major area of mixed farming
