In a democratic system, what is the primary way citizens exercise their power to choose their leaders and influence public policy?

The correct answer to the question "In a democratic system, what is the primary way citizens exercise their power to choose their leaders and influence public policy?" is Option C: Voting in elections..

The other options — A) Participating in public protests and demonstrations., B) Engaging in civil disobedience., D) Petitioning government officials. — are incorrect for this GED Exam Prep question. As explained above: While other options are forms of participation, voting is the fundamental and most direct mechanism for citizens in a democracy to formally select representatives and influence policy decisions.