Which of the following commands is used to remove files with confirmation prompt from the user file system which have neither been accessed nor modified i the last one year?

A. find -mtime +365 | rm

B. grep (/usr/*) - mtime + 365 | -ok rm

C. find -name - mtime + 365 / - ok rm

D. find /user/* (-mtime + 365 - a - atime +365 ) - OK rm {} ;

E. None of the above

Answer: Option D