When Europeans began the colonization of Central and South America, they began producing agricultural products such as sugar, molasses, and cassava. When this economic activity grew the Europeans began relying on primarily slave labor. The best answer choice for this question is B.
Answer:
True. a vaquero is a mexican cowhand
Answer:
The germ theory of disease.
Explanation:
Ignaz Philipp Semmelweis is widely credited with the invention of the use of antiseptics in the reduction of puerperal fever in clinics.
However, the piece of scientific knowledge that he was missing to explain his discovery was the germ theory of disease.
