请问这题的答案是什么，网络上都搜不到这题。。。

strugglingboy

Absolute,or perfect, pitch—the ability to identify the pitch of an isolated musicalnote—is rare in the general population, butrelatively common among trained musicians. A survey of fifteen-year-old musicstudents showed that absolute pitch was more common among those who had beenstudying music since a very early age than among those who started studying afew years later. Thus very early musical training aids in the development ofabsolute pitch.

Which of the following, if true, most seriously weakens the argument?

A. Young children with absolute pitch might not realize that they haveit until they become adolescents.
B. Possession of absolute pitch can hamper a person’s enjoyment of musicalperformances.
C. Most musicians who have absolute pitch started their training before ageseven.
D. It is never the goal of early musical training to develop absolute pitch.
E. ……

请问这题的答案是什么，网络上都搜不到这题。。。
这是英吉老师逻辑长难句读法上面的题目
谢谢！