Standard indicators of the quality of life include wealth, employment, the environment, physical and mental health, education, recreation and leisure time, social belonging, religious beliefs, safety, security and freedom
The answer is b an astronomical unit
The Northern European Plain (also taught to me as the breadbasket of Europe) runs through the entirety of the countries of Denmark and the Netherlands, and through large parts of northern Belgium, Germany, and Poland, and small parts of France. Hope this helped!
About 10% of the u.s. is using renewable energy
I’m not sure exactly what you’re looking for, but the US spent $15m dollars and gained 54% of Mexico’s pre-1836 territory. There’s a nice article on Wikipedia called ‘Mexican Cession’ that seems helpful. Hope this is helpful :)