I believe the answer is: Separation
During the separation phase, the people who loss their loved one still fully accept the fact that their current situation. In this period, their mind would often create a coping mechanism to alleviate the emotional pain that they felt (which might explain why she's thinking that she's talking to her lost brother)
C. Lobbyists often provide lawmakers with I formation on key issues
Out of Africa theory
This theory is supported by modern research that early primate life begun in Africa and later spread to other parts of the world. several prehistoric sites have been unearthed in the East African region which supports these assertions.