单选题 Section B Directions: In this section, you will hear two conversations. At the end of each conversation, you will hear some questions. Both the conversations and the questions will be spoken only once. After you hear a question, you must choose the best answer from the four choices marked A), B), C) and D). Conversation One <iframe src="/ananas/common-modules/audioplay/audioplay.html?objectid=ba334842deb8a1bf168f5619990f1191"></iframe>小题:What does Rose study in college