Here are the kinds of feathers of a pigeon, match them correctly.
1. Rectrice feathers are useful in balancing and steering found in the tail of birds.
2. Typical feathers of a bird.
3. Filoplumes are found all over the body.
4. Remige feather forms the wings of birds.
5. Down feathers help in retaining heat and are found all over the body.
6. Contour feathers give streamline shape to the bird's body.