Answer:
line authority
Step-by-step explanation:
The answer is line authority.
Here it is mentioned that Timothy who is a laboratory manager working at a multinational photography company. He has a team of seven designers who directly work under him. All these seven designers directly report to him.
Timothy is authorized to assign them works and has the power to command and distribute duties.
This shows the sense of line authority of Timothy to his subordinates.
Line authority is a type of authority that a person enjoys over his subordinates. Here the person can issue orders to his subordinates and can mandates supervisory actions to them.
Thus the answer is line authority.