An effective group leader should make arrangements to assist members who

If a speaker displays overhead transparencies,

a. the room should be completely dark so the audience isn't distracted. b. the room should be light enough so audience members can see the transparencies and the speaker clearly. c. the speaker should be prepared to read notes in the dark unobtrusively. d. the projector should be placed in the darkest corner of the room. e. the projector should be placed in the brightest corner of the room.

Which of the following is NOT true about grading and power across cultures?