Which feature would be most helpful in identifying a typical developing country?

Sure, here are the steps to identify a typical developing country:

1. Economic Indicators: The first step is to look at the economic indicators such as Gross Domestic Product (GDP) per capita, income inequality, and poverty rates. Developing countries often have lower GDP per capita, higher income inequality, and higher poverty rates.

2. Education and Literacy Rates: The next step is to look at the education and literacy rates. Developing countries often have lower literacy rates and less access to quality education.

3. Health and Life Expectancy: Look at the health indicators such as life expectancy, infant mortality rate, and access to healthcare. Developing countries often have lower life expectancy, higher infant mortality rates, and less access to healthcare.

4. Infrastructure: Check the state of the country's infrastructure. Developing countries often have less developed infrastructure, including roads, bridges, water and sanitation systems, and electricity.

5. Technological Advancement: Look at the level of technological advancement. Developing countries often have less access to advanced technology.

6. Political Stability: Finally, consider the political stability of the country. Developing countries often have less political stability, which can impact economic growth and development.

Remember, these are general characteristics and may not apply to all developing countries. Each country has unique circumstances and challenges.