From a cost point of view, an orginization knows it needs to implement some cybersecurity protection on its personal computers. It wants to save money since the cost is based on each PC. Cybersecurity needs to be implemented with corporate control using a portal. What would be the most economical choice?

A. ETDR
B. antivirus
C. email protection
D. 2FA

B. antivirus

Antivirus software is typically more cost-effective than other cybersecurity measures such as ETDR (Endpoint Threat Detection and Response), email protection, and 2FA (Two-Factor Authentication) on a per PC basis. Antivirus software is essential for protecting personal computers from malware, viruses, and other cybersecurity threats, and can be implemented with corporate control using a central portal for easy management and monitoring.