It consists of two different concepts, Varna and Jadi, which may be regarded as different levels of analysis of this system.
Answer:
the police take care of each other a lot the armed forces
The "middle passage," which brought the slaves from West Africa to the West Indies, might take three weeks. Unfavorable weather conditions could make the trip much longer. The Transatlantic (Triangular) Trade involved many continents, a lot of money, some cargo and sugar, and millions of African slaves.