Final answer:
CLUB WYNDHAM plus resorts have indeed been developed, sold, or managed by Wyndham and are exclusively available to owners in the CLUB WYNDHAM Plus program.
Step-by-step explanation:
The statement 'CLUB WYNDHAM plus resorts have been developed, sold, or managed by Wyndham, and they all owners who are participating in the CLUB WYNDHAM Plus program' is True.
CLUB WYNDHAM Plus resorts are resorts that have been created, offered for sale, or managed by Wyndham. They are exclusive to the owners who are part of the CLUB WYNDHAM Plus program, which provides benefits and privileges to its members.
For example, CLUB WYNDHAM Bonnet Creek and CLUB WYNDHAM Ocean Walk are some of the resorts included in the CLUB WYNDHAM Plus program.