Which of these play(s) a role in the way we hear sound?

__________ describes relational development based on self?disclosure

a. Social penetration theory b. Uncertainty reduction theory c. Social judgment theory d. Developing relationship e. None of these

Messages that place certain groups in inferior positions because of skin color, religious background, and/or ethnic background illustrates

a. ageism. b. sexism. c. able-ism. d. racism. e. heterosexism.