In its last century, ending in 1807 the leading carriers of slaves in the transatlantic trade was?

Explanation:

Britain was the most dominant between 1640 and 1807 when the British slave trade was abolished. It is estimated that Britain transported 3.1 million Africans (of whom 2.7 million arrived) to the British colonies in the Caribbean, North and South America and to other countries.

it is the dominance of   the spanish language and roman catholic region in mexico, french being the official language of several african countries, and the existence of a western-style government in south asian countries

just need the points

explanation: