下列是一段關(guān)于按摩特點的對話,請根據(jù)中文提示,選擇合適的用語,補充對話。()
	——Chinese massage is accepted and has become more and more popolar in the world,why is so popular?
	——Juse for it’s a______________________therapy.
	A.safe,expensive,comfortable,harmful and non-side-effect therapy
	B.safe,effective,comfortable,harmless and non-side-effect therapy
	C.dangerous,effective,comfortable,harmless and non-side-effect therapy
	D.safe,expensive,uncomfortable,harm and non-side-effect therapy
 
                            