The festival celebrated in Brazil with several days of parades, music and dance is the (C) Carnival.
The Carnival is celebrated every year, 46 days before Easter. It has its roots in the Roman Catholic Church, where individuals celebrated one last day of merriment, drinking and dancing before the beginning of Lent, a period of abstinence.
During the slave trade europeans saw african slaves as cargo traded for profit, not people. In result slaves were stuffed and piled in uninhabitable spaces below deck where they deficated and slept in the same place. Food and water were scarce, death and disease were high.
this is a big answer u must give more points for people to answer this ;)