Greeting me with a nod, she said in a soft voice,"Hi, you must be Gori. " Then, she _____  the music

and lookedover at Dad.    [ ]

A. turned on                  

B. turned down    

C. played                    

D. enjoyed

依据GB5972—1986《起重机械用钢丝绳检验和报废实用规程》中对钢丝绳断丝的性质和断丝数量的判定：对于6股和8股的钢丝绳，断丝主要发生在外表，而对于多层绳股的钢丝绳（典型的多股结构），断丝大多数发生在内部。