Which three contexts can be used as matching conditions in a source NAT configuration? （）(Choose three.)

A. [edit security screen] user@host# show ids-option untrust-screen { alarm-test-only; }
B. [edit security screen] user@host# show ids-option untrust-screen { alarm-without-drop; }
C. [edit security screen] user@host# show ids-option untrust-screen { alarm-no-drop; }
D. [edit security screen] user@host# show ids-option untrust-screen { test-without-drop; }

A. antivirus (full AV, express AV)
B. antivirus (desktop AV)
C. Web filtering
D. antispam
E. firewall user authentication

A. It can drop the connection at the IP address level
B. It can block the e-mail based upon the sender ID
C. It can allow the e-mail and bypass all UTM inspection
D. It can allow the e-mail to be forwarded, but change the intended recipient to a new e-mail address
E. It can allow the e-mail to be forwarded to the destination, but tag it with a custom value in the subject line