Answer:
B. Strategic business Unit
Explanation:
Strategic Business Unit
It is a fully functional unit of a business that has it's own vision and direction. Also called SBU, it is a division (autonomous) of a big corporation that operates as an independent enterprise with responsibilities focused on a particular range of products and services. It is an independently managed unit of a large company, having its own vision, mission and objectives, manager, supervisor whose planning is done separately from other businesses of the company, and also has competitors different from the ones attached to the big corporation itself.