Had a more moderate, agriculturally productive climate in the past than today, especially in Mesopotamia and the Nile valley
Citation: https://www.britannica.com/place/Fertile-Crescent
"To the west it is connected to the Da Hinggan Range by the Yilehuli Mountains, which run northwest-southeast for some 375 miles (600 km). ... Although the two ranges have similar names, the Xiao Hinggan is a completely different mountain system from the Da Hinggan (Greater Khingan)."
The answer is C . Teen mothers are at a disadvantage that could affect lifetime earning potential.
It's definetly b based off the question