Answer: (B) Effective
Step-by-step explanation:
Greg is an effective supervisor as they supervise or guide all the employees in an organization for the purpose of completing the tasks, meet the actual deadlines and also motivating the employees.
It has the good leadership quality and also recognizing all emotions according to the given task.
According to the given question, the effective supervision taking various types of sharp decisions and also tracking all the tasks for meeting the goals.
Therefore, Option (B) is correct answer.