Answer:
II. Collaboration with businesses - create partnerships to improve environmental impacts.
III. Public relations campaigns - go public with their accusations and encourage consumers to demand change.
IV. Work internally through shareholders to try to change corporate disclosures
Step-by-step explanation:
Since the environmentalists recognized that politicians were not going to pass stricter legislation and regulations, the tactics employed in order to force change include:
Ii. Collaboration with businesses - create partnerships to improve environmental impacts.
III. Public relations campaigns - go public with their accusations and encourage consumers to demand change.
IV. Work internally through shareholders to try to change corporate disclosures.
Therefore, the correct options are II, III and IV.