Answer:
Referent power
Step-by-step explanation:
Referent power is a term that is used to describe a form of power or reverence gained by an individual, often leader over his followers(s) due to a greater or strong interpersonal relationship skills, with admiration of, or respect for the powerholder/ leader.
Hence, the type of power should you use to motivate a subordinate who performs best when he does things because he agrees with your ideas is REFERENT POWER.