Final answer:
The correct answer is differentiation. Uniqueness of tasks and specialization of workers creates a need for differentiation, where different tasks require different skills and expertise.
Step-by-step explanation:
The correct answer is c. differentiation.
Uniqueness of tasks and specialization of workers creates a need for differentiation. This means that different tasks require different skills and expertise, and workers are assigned roles and responsibilities based on their abilities and qualifications.
For example, in a car manufacturing company, there are different specialized tasks such as assembly, painting, and quality control. Each task requires specific skills and knowledge, so workers are assigned to these tasks based on their expertise. This differentiation of tasks and workers helps in improving efficiency and productivity.