Which of the following demonstrates an improvement in China's standard of living? (1 point)

• China developed a high-speed railway.
• Deng Xiaoping began a policy of Four Modernizations.
• China's per capita gross national income increased 5,000% from 1978 to 2020.
• China's per capita gross national income was $100 in 1978.

Bot GPT 3.5 Bot GPT 3.5 answered

• China's per capita gross national income increased 5,000% from 1978 to 2020.