An effective moderator of a group discussion ?

tells participants what they should say.

encourages contention and disorder.

introduces personal opinions into the discussion.

the group remember the rules of discussion.

The role of the moderator in group discussion is also referred to as facilitator. Successful group discussion occurs when the group moderator is effective. The moderator's responsibility is to keep the group focused and generate productive discussion by probing further details and encouraging participants to participate.

Therefore, An effective moderator of a group discussion helps the group remember with the rules of discussion.

c. with one finger is the answer

answer: the prince warns the 2 families that if they get into another fight they will be put to death