Which of the following statements best describes why Japanese knotweed is a problem in Europe? A. It is highly poisonous and kills many small animals. B. It damages buildings and sidewalks because it can grow through concrete. C. Its pollen gets into the air and bothers people’s allergies. D. It smothers other plants. Please select the best answer from the choices provided A B C D

Although china’s total economic output, measured by gross domestic product (gdp), is third largest in the world, it is considered a developing nation. what is most likely the most important factor for this designation? a. china’s government spends money on things that do not benefit human development. b. china has a large population, so its gdp per person is only modest. c. china has a strong economy but weak literacy and school attendance rates. d. china’s high rates of disease offset the country's economic gains.