What was the percentage growth of Austria's per capita GDP between 2018 and 2019? option_A: 5.1% option_B: 4.9% option_C: 5.5% option_D: 4.7% option_E: None of the above explanation: To calculate the percentage growth of Austria's per capita GDP between 2018 and 2019, the formula applied is: ((Value 2019 - Value 2018) / Value 2018) * 100. Given: (53,800 - 51,200) / 51,200 * 100 = 2,600 / 51,200 * 100 = 0.0508 * 100 = 5.08%, which rounded is 5.1%.