A Security Analyst Is Testing Both Windows and Linux Systems

A security analyst is testing both Windows and Linux systems for unauthorized DNS zone transfers within a LAN on comptia.org from example.org. Which of the following commands should the security analyst use? (Select two.)

A) nslookup comptia.org set type=ANY ls-d example.org
B) set type=MX example.org
C) dig -axfr [e-mail]
D) ipconfig/flushDNS
E) ifconfig eth0 down ifconfig eth0 up dhclient renew
F) [e-mail] comptia.org