单选题 一家航空公司想要建立一个会话式AI助手,回答客户关于航班时刻表、预订和支付的问题。该公司想要使用大语言模型(LLMs)和知识库来创建基于文本的聊天机器人界面。哪种解决方案能以最少的开发工作量满足这些要求?

A、 在Amazon SageMaker Autopilot上训练模型
B、 使用Amazon Bedrock开发检索增强生成(RAG)代理
C、 使用Amazon Q Developer创建Python应用程序
D、 在Amazon SageMaker Jumpstart上微调模型
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