Closed vascular bundles lack ‘cambium’.
The vascular bundle is a component of the transport system in all vascular plants. It mainly comprises two tissues: the xylem and phloem. Both the tissues conduct substances
Types of vascular bundles:
Open vascular bundles– These vascular bundles are composed of the cambium. Example– dicots
Closed vascular bundles- These vascular bundles do not possess cambium. Example– monocots.
Therefore, the correct option is (C)