Which non-verbal cue would help a speaker develop a strong ethos with the audience? Select all that apply.

dressing in a businesslike and appropriate manner
looking only at the speaker's notes and not making any eye contact with the audience
trying to look comfortable by avoiding fidgeting, stuttering, or swaying
not standing up too straight so as to avoid seeming overbearing

Read the following excerpt from the play a raisin in the sun by lorraine hansberry: johnson (this usa woman who decided long ago to be enthusiastic about everything in life and she is inclined to wave her wrist vigorously at the heigh of her exclamatory comments.): hello there, yourself! h’you this evening, ruth? which assumption about johnson is most likely true based on the stage direction? a. her enthusiasm is used to mask her fear of public places