To maximize total surplus, a benevolent social planner would choose which of the following outcomes? a. 100 units of output and a price of $20 per unit b. 150 units of output and a price of $20 per unit c. 150 units of output and a price of $30 per unit d. 200 units of output and a price of $20 per unit

In a small group, members have taken on the task roles of information giver, critic/analyzer, and recorder, and the maintenance roles of gatekeeper and follower. they need to fulfill one more role. which of the following would be most effective for their group dynamics? a dominator b coordinator c opinion seeker d harmonizer