The correct answer to this open question is the following.
You did not include the question. This is just a statement.
If this is a true or false question, the answer is true.
It is true that Citizens United v. Federal Election Commission was a 2010 Supreme Court case that granted corporations and unions the right to spend unlimited amounts of money on elections.
The US Supreme Court made an important decision. It said that the 1st Amendment to the United States Constitution indeed protected non-profit companies and their right to free speech. Political Action Committees benefited from the Supreme Court decision.