Depending on the incident size and complexity, various types of support facilities may be established by:
a. the logistics section
b. incident command
c. local authorities
d. the planning section

B. Incident Command

Explanation:

According to my research on different ICS facilities, I can say that based on the information provided within the question the role or group that is in charge of this is called the Incident Command. This is a group that is in charge of organization and making decisions based on the incident size and complexity.

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