According to the situational theory of leadership, a leader with a provides both task instruction and personal support, explains decisions, and gives followers a chance to ask questions and gain clarity about work tasks.

selling leadership style    

Explanation:

According to Blanchard and Hersey, generally, there are four different types of leadership styles involved in situational leadership theory including delegating, telling, participating, and selling leadership style.

Selling leadership style: The term "selling leadership style" is described as a "high-relationship style" or "high-task" wherein a specific leader tries to sell his or her ideas or innovations to a particular group by elaborating the different tasks directions in "persuasive manner".

The given statement mentioned in the question represents the selling leadership style.