Answer: avoider
Step-by-step explanation:
This is a type of person who despises confronting situations or issues they would rather they sit down properly and deal with the issue in a more calmer way .
We all hate confrontation however it is necessary sometimes in order to tackle the issue and get it done with other wise we may find ourselves delaying issues or banking them which on its own is also not healthy.
Michael wants to work with what he already knows so that he can avoid the conflict that may arise from discussing what is not known.