Which provision was included in the United States Constitution to allow it to adapt to changing times? A. Separation of powers
B. An electoral college
C. A federal system
D. An amendment process

i'm not sure i understand what you are trying to ask, if you give more information, that would be most .

aug 15, 2012 - although van leeuwenhoek was not the inventor of the microscope, he advanced it more he loved to grind and focus a new lens in order to see the unseen world. most of leeuwenhoek's microscopes were silver. in a simple but significant experiment (1668), he demonstrated that worms found on

i believe it was spain

i am pretty sure it is a