To the extent possible, the composition of each community advisory group shall reflect the composition of the affected community and the diversity of interests of the community by including all of the following types of individuals on the community advisory group:
(a) Persons owning or residing on property located near the hazardous substance release site or in an adjacent community, or other persons who may be directly affected by the response action.
(b) Individuals from the local business community.
(c) Local political or government agency representatives.
(d) Local citizen, civic, environmental, or public interest group members residing in the community.