Agricultural intensification increases biodiversity.
During Reconstruction, <span>Blacks tended to "not participate in politics during
Reconstruction because they were limited in voting rights and an
understanding the process.</span>" Although they were technically free, many barriers still existed.
The Congress shall have Power ... To make all Laws which shall be necessary and proper for carrying into Execution the foregoing Powers, and all other Powers vested by this Constitution in the Government of the United States, or in any Department or Officer thereof.
b.) Denied powers
The new environment allowed for an exchange of new foods like corn. Crops that were grown the Americas and vice versa were able to be shared between two cultures.
The answer would be D) Life, Liberty and the pursuit of Happiness
