Consequences of Citizens United on Campaign Finance

In the realm of campaign finance, the repercussions of several significant Supreme Court rulings have profoundly reshaped the landscape of political contributions and spending. One landmark case, Citizens United v. FEC, allowed for unlimited independent expenditures by corporations and unions in candidate elections. This decision has ignited discussions regarding the balance between free speech and democratic integrity.

Given this context, which of the following statements accurately reflects a consequence of the Citizens United ruling?