What Makes Anti-Bot Unique Compared to Other Threat Prevention Mechanisms

Multiple Choice

What makes Anti-Bot unique compared to other Threat Prevention mechanisms, such as URL Filtering, Anti-Virus, IPS, and Threat Emulation?

A) Anti-Bot is the only countermeasure against unknown malware
B) Anti-Bot is the only protection mechanism which starts a counter-attack against known Command & Control Centers
C) Anti-Bot is the only signature-based method of malware protection.
D) Anti-Bot is a post-infection malware protection to prevent a host from establishing a connection to a Command & Control Center.