Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions.

The use of Chatbot A.I in language teaching has revolutionized the way we approach language learning. These intelligent software programs offer a range of benefits that make language education more engaging, effective, and accessible. One of the most significant benefits of Chatbot A.I in language teaching is the personalization it offers. Chatbots are capable of adapting to each student's learning style, pace, and ability, delivering lessons that are tailored specifically to their needs. This ensures that students receive instruction that is most relevant to them, leading to improved engagement and motivation. Another advantage of Chatbot A.I is that it provides students with immediate feedback. Unlike a traditional classroom setting where students have to wait for a teacher to correct their mistakes, Chatbots can provide instant feedback on pronunciation, grammar, and vocabulary, helping them to identify and address their weaknesses in real-time. The availability of Chatbot A.I technology 24/7 also makes language learning more accessible. Students can practice their language skills at any time, from anywhere, without having to worry about scheduling conflicts with a teacher. This flexibility means that language learning can become a more integral part of students' daily lives, helping to embed the new language more deeply in their minds. Finally, Chatbot A.I provides an enjoyable and engaging experience for language learners. With its use of gamification techniques and interactive dialogues, Chatbots make language learning feel like a fun and engaging activity, rather than a chore. 

What is the main idea of the passage?