Isaac manages a team of software engineers at Progress Technologies. One of his subordinates, Luke, is always late to work. Owing to this, Isaac prefers him the least. However, he always has nice things to say about Luke. He feels that Luke deserves to be part of his team because he is pleasant, friendly, and communicative. In this scenario, Isaac has a(n) leadership style.

A shift from one key to another within the same composition is called modulation. It is the act of changing from one tonal center to another. This process can be accompanied with a change in the key signature. There are four type of modulation namely Direct/phrase modulation, pump-up modulation, Truck-driver modulation and Pivot-chord modulation.