Answer:
a. Task-oriented
Step-by-step explanation:
Since Rufus, is already considered friendly by his subordinates and has the authority to assign important work to high performers under his wing, with the only limitation being that he does not chalk out clear objectives for his workers. According to Fiedler's contingency leadership theory model, the leadership styles that Rufus should follow in order to be a better leader is Task-oriented leadership.
The reason for the above suggestion is that Task-oriented leaders are focused on getting the job done and achieving set goals. These category of leaders are not as bothered about employees as they are about developing clear objectives required for achieving tasks meeting goals.