The labium in an insect’s mouth includes which of the following structures?

✅ Explanation: The labium in an insect's mouthpart includes several structures that are important for feeding and manipulation of food:
Glossa: A tongue-like structure used in food manipulation.
Paraglossa: Paired structures beside the glossa.
Ligula: A lobe-like structure that aids in feeding.
These structures together form the labium and help in various feeding processes