Final answer:
True, trust and genuine concern are essential qualities of a supportive team member, fostering collaboration and effectiveness within the team.
Step-by-step explanation:
The statement is true. A supportive team member indeed trusts and has a genuine concern for other team members. Trust is the foundation of any strong team as it builds a sense of safety and encourages open communication and cooperation among team members. Having genuine concern means that the team members care about each other's well-being and success, which is crucial for fostering a collaborative and supportive team environment. These characteristics lead to the overall effectiveness and productivity of the team.