What activity is supported by the Protect function in the NIST Cybersecurity Framework Core?

What activity is supported by the Protect function in the NIST Cybersecurity Framework Core?
A . Take action regarding a detected cybersecurity event
B . Manage cybersecurity risk to systems, assets, and data
C . Ensure delivery of critical infrastructure services
D . Ensure resilience and restore services impacted by a cybersecurity event

Answer: C