Which team behavioral characteristic team members to freely express ideas and foster approachability?
a.
communication
b.
spirit of appreciation
c.
leadership
d.
respect

B.  spirit of appreciation

Explanation:

Spirit of appreciation as a team behavioral characteristic helps team members to freely express ideas and foster approachability.

If every team member appreciates other team members, them as players but also as persons, everyone will feel free to express his/her ideas.