Look at sauce a on page 152 why was there a demand for slaves in this plantation economy

In the plantation economy described in sauce a on page 152, there was a high demand for slaves primarily due to the labor-intensive nature of agriculture. Plantation owners relied on slave labor to cultivate and harvest crops such as sugar, cotton, tobacco, and rice. Slaves were seen as a valuable and essential workforce to ensure the profitability and success of the plantations. Additionally, the growth of the plantation economy led to an increase in the demand for slaves as the demand for agricultural products continued to rise.