The Results of an Nmap Scan Are as Follows

Multiple Choice

The results of an Nmap scan are as follows: Which of the following would be the BEST conclusion about this device?

A) This device may be vulnerable to the Heartbleed bug due to the way transactions over TCP/22 handle heartbeat extension packets, allowing attackers to obtain sensitive information from process memory.
B) This device is most likely a gateway with in-band management services.
C) This device is most likely a proxy server forwarding requests over TCP/443.
D) This device may be vulnerable to remote code execution because of a butter overflow vulnerability in the method used to extract DNS names from packets prior to DNSSEC validation.