Final answer:
Confrontive feedback is a process that helps group members acknowledge and take responsibility for their actions, encouraging positive changes in interactions within the group.
Step-by-step explanation:
The process that encourages members to accept responsibility for the outcomes of a group and for changing the style in which they relate to others is known as c. confrontive feedback. This type of feedback involves directly addressing issues within the group dynamics, allowing members to reflect on their own behavior and its impact on the group. Confrontive feedback is essential for promoting accountability and positive changes within a team or group setting.