Final answer:
The correct option is A). To become an informed music listener, engaging with various resources like books, documentaries, live performances, and online courses on Western music history and theory is essential, as they provide historical context, theoretical understanding, and an appreciation for music's universal emotional language.
Step-by-step explanation:
Understanding the background and meaning of Western music can enrich our experience as listeners and provide a deeper appreciation for this art form. Options like reading a book on the history of Western classical music, watching a documentary on famous Western composers, attending live performances, or taking an online course on music theory can all contribute to becoming a more informed music listener. Each of these resources provides a different perspective and understanding of Western music, from its historical context to the emotions it conveys, widely recognized as a universal language. Engaging with music through multiple channels can enhance our understanding of not just the Western canon but also the theoretical frameworks and emotional power underlying it.