A security analyst has received the following alert snippet from the HIDS appliance: Given the above logs, which of the following is the cause of the attack?

A. The TCP ports on destination are all open
B. FIN, URG, and PSH flags are set in the packet header
C. TCP MSS is configured improperly
D. There is improper Layer 2 segmentation

Answer: B. FIN, URG, and PSH flags are set in the packet header