Realty Resource Systems is a property management company. They have a reputation for being receptive to tenant complaints, and regularly attend zoning meetings to both listen to and give input about new real estate developments. Because of these and other interactions with the community, they have been able to adapt to change and expand their services. From a systems perspective, this is an example of: Question 9 options: a) cultural diversity b) negative entropy c) participative action d) requisite variety