Intrest groups are able to influence public opinions by

Explanation:

Interest groups are frequent contributors to public debates. They engage in campaigns that try to shape public opinion on topics as diverse as the Brexit negotiations, climate change, and migration. Some of these attempts to affect public attitudes are quite successful. For example, campaigns launched by environmental NGOs have likely increased public awareness of the consequences of climate change. But how does this process through which interest groups influence public opinion work precisely? Does it matter which groups make which arguments? And does the groups’ reputation matter?

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answer; eliminate parking problems in cities, because a car took up only half as much space as a horse and buggy;