Scientists believe that Mashkan-shapir's collapse was caused in part by destruction of the fields by mineral salts. When mineral salts concentrate in the upper levels of the soil, it becomes poisonous for plants. In Mesopotamia, irrigation was essential for crop production.
The answer to your question is number 4
The correct answer is <em>C). Other minorities began to play professional baseball.</em>
Jackie Roosevelt Robinson(1919-1972), was the first African American to play on a Major League Baseball team in 1947. His role in baseball really impacted on Civil Rights Movement, because all through his life, Robinson fought back against racial discrimination and segregation.
In 1962, Robinson was elected into the Hall of Fame. His contribution allowed other minorities athletes to play the game
Nothing. Thanksgiving was imagined.
