I need an explanation for why I chose this question: how did changes in agriculture during 1800s affect birth rate

What two advances did europeans borrowed from china

What is one result of the supreme courts decision in the mccullough v maryland case

Which statement describes the primary purpose of the european union? question 1 options: to protect european nations in the event of another world war to work together to strengthen europe and benefit all member nations to prevent alliances from forming between member nations to share resources and make economic trade easier between coal and steel companies