(c) The following definitions shall apply for purposes of this section: - (1) “Firm” means a partnership, a limited partnership, a corporation, a limited liability company, or any other combination or organization described in [[Section 7068]]. - (2) “Person” is limited to natural persons, notwithstanding the definition of “person” in Section 7025. - (3) “Supervision and control” means direct supervision or control or monitoring and being available to assist others to whom direct supervision and control has been delegated. - (4) “Direct supervision or control” means any of the following: - (A) Supervising construction operations. - (B) Managing construction activities by making technical and administrative decisions. - (C) Checking jobs for proper workmanship. - (D) Supervision on construction sites.