Why do you think change takes place today much faster than it did for early humans?

Explanation:

Humans are evolving more rapidly than previously thought, ... to whom all females alive today can trace their mitochondrial DNA. ... If you travelled back far enough in time, the theory goes, there would ... events during human evolution, such as when humans first migrated out of Africa and arrived in Europe.

answer; /// i do believe that the correct answer is (a); a farming tribe that settled primarily along the mississippi and arkansas rivers;