Why is the Communicative Approach so attractive to many applied linguists and classroom teachers?

Why is the Communicative Approach so attractive to many applied linguists and classroom teachers?

(P199)
(1)Apart from providing a richer teaching and learning environment, it can first include wider considerations of what is appropriate as well as what is accurate.
(2)Second, it can handle a wider range of language， covering texts and conversations as well as sentences.
(3)Third, it can provide realistic and motivating language practice.
(4)Lastly, it uses what learners "know" about the functions of language from their experience with their own mother tongue.
【评分标准】全题共10分,共含5个要点。每个要点2分。如答案不完整,酌情扣分。如表述有语法、拼写、标点等问题,也酌情扣分,但全题在这方面的扣分不得超过1分。