A lack of confidence from a superior in their subordinates creates a psychological barrier to communication. This type of barrier stems from emotional, mental, or psychological factors, such as mistrust, fear, or a lack of confidence, which can impede the flow of effective communication. - (A) Personal barrier: Refers to issues like individual differences, attitudes, or perceptions, but it does not specifically address a lack of confidence. - (C) Semantic barrier: Involves misunderstanding due to language, technical terms, or ambiguous messages, which is not related to the lack of confidence. - (D) Organizational barrier: Refers to structural or hierarchical issues that restrict communication, but it is not the main cause of lack of confidence.
Final Answer: (B) Psychological barrier