Answer:
a. they are dealing with relatively routine and straightforward issues
Step-by-step explanation:
Managers need to take a scientific approach to solve problems especially when they are dealing with relatively routine and straightforward issues. Managers have to control the day-to-day operations of the workers. It is crucial for managers to control those variables that can be controlled in order to maximize the performance of workers and to achieve the goals in less time. Managers will rely on the observation of facts for decision making.