Emily is speaking in front of a group of engineers and computer programmers about some new software she has developed. she notices many of them are scratching their heads, staring at her with confused looks on their faces, or looking around at others in the room. which of the following should she try in order to better engage her audience? a. consider the audience’s diversity more carefully by asking a few “what if” questions b. acknowledge they may disagree with some of her arguments, and invite them to consider it from a different point of view c. speak more loudly, tell a funny story, and move around a bit more d. repeat what she said in different words, and give a few more examples