(a) An authority shall operate its turnpike projects through a force of toll-takers and other employees of the authority or through services contracted under Subsection (b) or (c).
(b) An authority may enter into an agreement with one or more persons to provide, on terms and conditions approved by the authority, personnel and services to design, construct, operate, maintain, expand, enlarge, or extend the authority's turnpike projects.
(c) An authority may contract with any state or local governmental entity for the services of peace officers of that agency.