A is a single business or collection of businesses that has a distinct mission, a responsible manager, its own competitors, and an independent position in the firm. a. Market segment b. Strategic business unit c. Sub-business center d. Corporation

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.

explanation: doctrine of respondeat superior is a legal doctrine that is commonly used in tort. this principle makes an employer or principal legally responsible for the wrongful acts done by an employee or agent, if such acts occur within the scope of the employment or agency.