Which is an engagement level of Mayfield’s stakeholder radar technique?

Mayfield’s stakeholder radar technique identifies four levels of engagement for stakeholders: required, desired, actual, and planned. The required level of engagement is the minimum level that is necessary for the stakeholder to support the change or at least not resist it.References: https://apmg-international.com/sites/default/files/Change%20Management%20Foundation%20Sample%20Paper%202%20-%20v1.0.pdf (page 11)