Lincoln Properties engages Wiser Management Co. to manage the Hidden Bargains Shopping Center owned by Lincoln Properties. Wiser Management Co. is: principal O agent third-party assigneeSuppose Lincoln Properties owns several shopping centers, but engages Wiser Management Co. to manage just one of them. That is called a(n): O advertising agency general agency special agency gratuitous agencyA clause in the written contract between Lincoln Properties and Wiser Management states that Wiser Management has the power to sign leases on behalf of Lincoln Properties. The contract clause giving Wiser Management the power to lease is an example of: Actual express authority Actual implied authority Apparent authority No authority