Final answer:
Citizens can contribute to the common good by participating in the democratic process, communicating with elected representatives, and volunteering and serving the community.
Step-by-step explanation:
In a representative democracy, citizens can contribute to the common good in several ways. Some examples include:
- Participating in the democratic process: This can involve voting in elections at the local, state, and national levels.
- Writing letters or sending emails to elected representatives: This allows citizens to express their opinions and concerns on important issues.
- Volunteering and serving the community: This can include activities such as cleaning up parks, assisting in local charities, or participating in community events.