Europeans began trading slaves with africans during the century. sixteenth seventeenth fifteenth fourteenth

In the following diagram, four different index fossils are labeled: which of the labeled fossils comes from the oldest organism? a b c d

As water is cooled from 4 c to 0 c its density

Identify, in detail, three environmental effects of agriculture and explain how the actions of farmers cause them. what is the relationship between poverty and obesity in america and why? what are genetically modified organisms? list two pros and two cons for using genetically modified organisms. y'all this is due !