46. T F Interference can come from either inside or outside your audience. 47. T F Speechmaking becomes more complex as cultural diversity increases. 48. T F Although language changes from culture to culture, the meaning of nonverbal signals is consistent across cultures. 49. T F Ethnocentrism is an advantage to speakers who seek to understand the values, beliefs, and customs of audiences from different cultures. 50. T F Ethnocentrism often leads to prejudice and hostility toward people of different racial, ethnic, and cultural backgrounds. Â