The correct option is B Larvae
The life cycle of silk moth contain stages like egg, larva, pupa and adult moth.
- Adult silk moths lay hundreds of eggs in one go and die very soon.
- The eggs are kept on special chambers containing chopped mulberry leaves.
- Larvae hatches out of these eggs and feed on the mulberry leaves.
- Once the larvae is completely grown, it becomes pupa, where the cocoon is produced.
Silk is obtained from the cocoons of silkworms.