Here are the answers to your questions:
Question 30: The general public believes that "Liars fidget or avoid eye contact."
Question 31: For a presentation to incoming first-year students, you would use "public space."
Question 32: An example of direct nonverbal communication is "showing a thumbs-up sign to indicate positive feedback."
Question 33: All genders can be relational, task, critical, or analytical listeners depending on the situation - True.
Question 34: Using verbal and nonverbal messages to show you are not paying attention or understanding is "pseudo-listening."
Question 35: Listening styles are MOST heavily influenced by "culture and ethnicity."
Question 36: One difference between interpersonal communication and other communication types is that it is dyadic - True.
Question 37: Impersonal communication allows partners to really get to know one another - False.
Question 38: In what type of relationship do you approach individuals with an open mind, giving them the same attention and respect you expect for yourself? The answer is "I-Thou."
Question 39: An example of supportive communication is "asking your partner open-ended questions."
Question 40: Depth refers to disclosing increasingly personal information, and breadth refers to revealing more at each layer - True.
Question 41: Marta and Jackson agreed not to discuss their past relationships, which is an example of negotiating communication rules - True.
Question 42: You would NOT recommend to an individualist trying to manage a conflict with a collectivist to "manage conflicts when they arise."
Question 43: The accurate statement regarding the relationships between culture and conflict is "Individualists and collectivists approach conflict differently."
Question 44: If your supervisor asks you to work late and you agree even though you had a movie date scheduled, the conflict-management style you are using is "accommodation."
If you have any questions or need further assistance, feel free to ask!