The greatest impact on the development of environmental policy is done by large-scale public environmental events. Thus, the correct answer is B.
What is the environmental policy?
Any policy created by the government to create awareness and the protection of the environment from human interference is known as environmental policy.
The significance of this environmental policy is that aims to protect the environment and make our surroundings clean and healthy to survive and reduce the human effects on the environment.
Therefore, option B large-scale public environmental events help to create awareness among people is the appropriate answer.
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