Hey can help me with writing a topic sentence, three reasons based on facts to support your opinion, and a concluding sentence for if i agree with the EU European Eunion also give brainliest please help

Introduction sentence—

Reasons to support the EU European Union are that it provides united action for a stronger economy, broader democracy, and a widened citizen outreach.

Concluding sentence—

The EU European Union was an imperative step in providing a strengthened economy, a stronger democracy for all, and giving helpful opportunities to citizens.

Which statements are there

Argon, carbon-14, and carbon-12