A forest was cut down, and the population of monkeys in the area soon decreased dramatically. Deforestation is

A. an example of conservation.

B. a natural hazard that cannot be controlled by humans.

C. a sustainable method of using forests.

D. a limiting factor that affects populations in an area.

The development of simple stone tools by early hominids led to the ability to procure meat more efficiently. this in turn led to the change in diet that included larger amounts of protein. many scholars believe that this shift in diet was a significant part of how our ancient ancestors adapted so quickly to a varied set of environments, and thus were able to begin cultural development. this demonstrates the intimate connection between

Samantha is looking for a boyfriend. based on the gender differences explained in this activity, which is she likely to prefer?

When individuals with a stake in an issue affecting them begin to propose and develop solutions to a problem, they engage in