Which strategy should be used to encourage openness, sharing, and respect for one another’s ideas during a group discussion? 

A. deciding deadlines

B. determining objectives

C. identifying roles

D. setting rules

D. setting rules

D. setting rules

Setting rules is the most appropriate strategy to encourage openness, sharing, and respect for one another's ideas during a group discussion. By establishing ground rules at the beginning of the discussion, participants will have clear guidelines on how to communicate and interact with each other. These rules may include principles such as speaking one at a time, active listening, respecting diverse opinions, and avoiding personal attacks. By setting rules, the group creates a safe and inclusive environment that fosters open dialogue, encourages sharing of ideas, and ensures that each participant's input is respected.