what are some factors that can cause the country's Gross Domestic Product (GDP) per person to change?

Which of these was an accomplishment of the han dynasty? the invention of the seismograph finding a water passage to europe the invention of the ballpoint pen the invention of the abacus

3. according to oliver, how can the fast food industry with the food revolution? i will give brainliest

What happened during the victorian age? a. all social classes lived near each other b. the middle class became much larger c. city populations began to decrease d. families continued to go to work together