Governments play a crucial role in ensuring the well-being and development of their people. They undertake various responsibilities and initiatives to cater to the needs and requirements of the citizens. The correct answer to the question is option 'D', which means that governments do all of the following:

1. Building roads and schools:
One of the primary roles of governments is to provide essential infrastructure for the people. This includes constructing and maintaining roads, bridges, highways, and other transportation networks. Governments also invest in the construction and improvement of schools, colleges, and universities to ensure access to quality education for all.

2. Supplying electricity:
Governments are responsible for the provision of essential services, and electricity is one of them. They oversee the generation, transmission, and distribution of electricity to homes, businesses, and industries. This ensures that people have access to reliable and affordable electricity for their daily needs.

3. Taking action on social issues:
Governments play a significant role in addressing social issues and creating a just and inclusive society. They enact laws, policies, and regulations to protect the rights and welfare of their citizens. Governments also establish social security systems, healthcare programs, and other initiatives to ensure the well-being and safety of the people.

4. Ensuring public safety and security:
Governments have the responsibility to maintain law and order within their jurisdiction. They establish police forces and other security agencies to protect the citizens from crime, violence, and external threats. Governments also work on disaster management and emergency response systems to ensure the safety of the population during natural disasters or other emergencies.

5. Providing healthcare and social welfare:
Governments invest in healthcare infrastructure, including hospitals, clinics, and healthcare centers, to provide accessible and affordable healthcare services to all. They also implement social welfare programs such as pensions, unemployment benefits, and subsidies to support vulnerable sections of society and reduce inequality.

6. Promoting economic development:
Governments formulate economic policies and strategies to promote sustainable economic growth and development. They support industries, businesses, and entrepreneurship by providing infrastructure, incentives, and a conducive business environment. Governments also regulate markets and trade to ensure fair competition and protect consumer rights.

In conclusion, governments have a wide range of responsibilities and initiatives aimed at improving the lives of their citizens. They build infrastructure, provide essential services, address social issues, ensure public safety, and promote economic development. These efforts contribute to the overall well-being and progress of the people and the nation.