The correct option is B Midrib - Supports leaf
Various parts of the leaves are: Leaf base,midrib, lamina, veins.
- The leaf lamina, also known as leaf blade, helps in absorption of sunlight.
-The long vein present in the middle of the lamina is known as midrib. Midrib helps to keep the leaf in an upright position and to keep the leaf strong with protection from the wind.
- The lines or branches arising from the midrib in a leaf are known as veins, which helps in transporting water and glucose.