Which approach to leadership identifies the key task and process roles that need to be performed in a group?

While answering questions about government funding on improving the country's infrastructure and health care facilities during a national debate, the senator kept her answers short and boring

She referred to a list of figures and spouted facts in a monotonous voice, rather than debating with verve. In this scenario, what should the senator have done? a) Be passionate about the subject b) Be comfortable on-screen c) Be engaging d) Be approachable

This was the Pulitzer formula: _________________

Fill in the blank(s) with correct word