Darrel is a team leader at Sigopt, a machine-learning optimization company located in Silicon Valley. Currently, his team is working on designing a program for the U.S. Army Research Institute. Darrel notices that one of his team members - Mike - seems fidgety in team meetings, like he always wants to say something, but he never speaks up. Darrel deduces that his team may have a problem with: Group of answer choices Psychological Safety Collective Efficacy Shared Mental Models Interdependence