21. T F Speeches of presentation should average about 10 to 12 minutes in length. 22. T F If the audience is not familiar with the award being given, a speech of presentation should briefly explain the meaning of the award. 23. T F It is almost always in poor taste to mention the losers of an award in a speech of presentation. 24. T F The basic purpose of an acceptance speech is to give thanks for a gift or an award. 25. T F The three major traits of a good acceptance speech are brevity, humility, and graciousness. Â