<span>it is caused by A.overgrazing
</span>
Answer:The kernel provisions hardware resources to meet software requirements.
Explanation: Kernel is the program which behaves as the central component of the operating system.The main purpose of the kernel is to control the operation of the system to manage it.
Monolithic kernel and micro-kernel are two types of kernel units present in the computer system where they work for fulfilling the software requirement by attaching it to the hardware parts.
Other option are incorrect because it does not work for Cisco device, does not perform any specific feature only , no linkage is created between the hardware and the electronics nor reacts as navigation bar.
