Roma is a member of a security team. She was tasked with protecting the internal network of an organization from imminent threats. To accomplish this task, Roma fed threat intelligence into the security devices in a digital format to block and identify inbound and outbound malicious traffic entering the organization's network.
Which type of threat intelligence is used by Roma to secure the internal network?

A. Operational threat intelligence
B. Strategic threat intelligence
C. Tactical threat intelligence
D. Technical threat intelligence