Answer:
C. Team members are highly trained
Explanation:
The effectiveness of any task is measured by the outcome quality and quantity, if the actual output is high in quality that of the standard output expected, and that the quantity standards are also accomplished.
In team effectiveness the entire team members comprising different individuals, but working in a team having different abilities and now equally and highly trained, reflects the team effectiveness and co-operation.
Thus, correct option is
Statement C
