Groups That Improve or Maintain Top Performance Over Time Share

Groups that improve or maintain top performance over time share three conflict resolution tendencies. Which is not one of those tendencies?

A) Focusing on the content of interpersonal interactions rather than delivery style.
B) Explicitly discussing reasons behind any decisions reached in accepting and distributing work assignments.
C) Determining how information will be shared in the most effective way, such as face-to-face or via computer.
D) Assign work to members who have the relevant task expertise rather than assigning by other common sense means.