Which command will launch smbd in daemon mode, overwriting existing log files, and listen on port 13

Which command will launch smbd in daemon mode, overwriting existing log files, and listen on port 139?

A.
/usr/sbin/smbd -D -o -P 139

B.
/usr/sbin/smbd -D -f /var/log/samba/smbd.log -P 139

C.
/usr/sbin/smbd -D -f /var/log/samba/

D.
/usr/sbin/smbd -D -o