Where and When did the British slave trade begin in the new world?

1562  and the west coast of Africa

Explanation:

The transatlantic slave trade began during the 15th century when Portugal, and subsequently other European kingdoms, were finally able to expand overseas and reach Africa. The Portuguese first began to kidnap people from the west coast of Africa and to take those they enslaved back to Europe

This question is incomplete, here´s the complete question.  

Which of the following best describes the importance of the Monte Verde site?

a. It provides solid evidence for the Bering Land Bridge Theory.

b. It conclusively links the Solutrean and Clovis cultures.

c. It provides definitive evidence for pre-Clovis occupations.

d. It is indicative of marine dependence during the Paleo-Indian period.

e. It contains evidence for the earliest skeletons in the New World.

c. It provides definitive evidence for pre-Clovis occupations.

Explanation:

Monte Verde (Chile) is believed to be a Pre-Clovis site in the Americas, for its evidence of human occupation dating around 12,000 B.C.E, an estimation based on organic material and tools found there.

It´s discovery meant a radical change from the Clovis-First theory that up to then prevailed among archaeologists had about human settlement in the Americas.