The correct option is B Cladodes
Cladode
Cladode are flattened and green modifications of stem that are one or two internode long. Ruscus is an example of a plant which has cladode.
In Ruscus, cladode is leaf-like and it develops from the axil of scaly leaf. Cladode is considered a stem due to the presence of nodes, internodes, scale leaf and floral bud.
Cladodes are capable of photosynthesis and compensate for the true leaves which are reduced to scales or spines.