I believe the answer is c.
I believe that the answer is experimentation.
Roanoke
The house of Burgesses
The virginia company sells
Cash crops
Pros
Obama will be the first black president
Obama will represent a race of minorities
Obama's ideas might progress the country to accept certain things.
He has to manage an entire country
Cons
Obama will receive hate for being black
Some citizens will not vote, take him seriously, or agree with hm for being black.
He has to manage an entire country
Guillermo is engaged in "introspection".
Introspection is the examination of one's own cognizant contemplations and emotions. In psychology, the procedure of contemplation depends only on perception of one's psychological state, while in an otherworldly setting it might allude to the examination of one's spirit.