（单选题）
You previously secured your listener with an encrypted password. However， you need to set a new password for security reasons. What is the correct method for setting a new encrypted password for the listener using the Listener Control utility？（）
A executing the SET PASSWORD command and then the SAVE_CONFIG command
B executing the CHANGE_PASSWORD command and then the SAVE_CONFIG command
C executing the CHANGE_PASSWORD command and then the SET PASSWORD command
D executing the SET PASSWORD command， then the CHANGE_PASSWORD command and finally， the SAVE_CONFIG command
正确答案
答案解析
略
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