It would be "a. Johannesburg" that is a regional hub of commerce and has South Africa's premier international <span>airport. In fact, this city acted as a major commerce and trading hub for hundreds of years. </span>
Cesar Chavez and Maurice Ferre are two I know.
According to Roman tradition, the Law of the Twelve Tables<span> (Latin: Leges Duodecim Tabularum or Duodecim Tabulae) was the legislation that stood at the foundation of Roman law. The </span>Tables<span> consolidated earlier traditions into an enduring set of laws.</span>
Hoover wanted the depression to be maintained without much regulation or intervention of the federal government since he was a Republican, and instead, he touted "Rugged Individualism." This meant that he thought the depression could be ameliorated if citizens improved industries themselves and if state and local governments set up charities and took the initiative to help society out. As a result, however, little was accomplished in solving the situation, which enabled for a leader like FDR to be elected thereafter and to implement such an ambitious and government-oriented program such as his New Deal.
Relatives to people who are already here is the answer in this question. People who are already in the country and earn much money to make their family lives immigrate to that country because their life will be stable. So the relative of the person who are already in that country is the reason why there has a large number of immigrants.