D to overthrow Fidel Castro
Explanation:
In April 1994 the Mandela-led ANC won South Africa's first elections by universal suffrage, and on May 10 Mandela was sworn in as president of the country's first multiethnic government.
1. The occupation that constantly the largest is labor workers.
2. The reason for this is because many of the immigrants are willing to taking up the labor with lower than average prices. On top of that, United States provide a lot of opportunities for labor jobs
3. Today, i believe more and more immigrants are tilted to professional jobs because one of the most requested occupations from united states toward other companies is technology related-jobs.