Which of the following contributed most to the expansion of the transatlantic slave trade during the 1700s?

Britain was emerging as the largest Atlantic slave trading nation, overtaking Portugal. This development can be explained by the increase in Britain's military and commercial strength. These two factors supported and encouraged growth in each other.

Explanation:

The profitability of cash-crop agriculture (farming). Cash crops like tobacco, rice, & sugarcane demanded lots of labor, which led to tens of thousands of enslaved West Africans being imported into the colonies by way of the Triangular Trade.

the urdan working class