What are the three main policy-making institions of the EU's?

The three main policy-making institutions of the European Union are the European Commission, the European Parliament, and the Council of the European Union. The European Commission proposes legislation and ensures compliance with EU laws. The European Parliament represents EU citizens and shares legislative power with the Council, while the Council of the European Union represents the member states' governments and also plays a key role in decision-making. Together, these institutions collaborate to formulate and implement EU policies.